What is meta title? The Secret to Optimizing SEO Standard Titles in 2025

Author: ToolClick - Mua chung tool
Publish: 06/05/2025
Bình luận: No Comments

Did you know that with just 50-60 tiny characters, meta title can determine your website’s ranking on search engines? In fact, a well-optimized meta title can increase click-through rate (CTR) by up to 10% and improve search rankings significantly. In this article, same ToolsClick- buy tools together Learn in detail about meta title, its importance in SEO and the latest optimization techniques in 2025 to help your website rank on Google.

What is Meta Title?

Meta title (or title tag, title tag) is an HTML tag that appears in a section <head> of the website source code. This is the main headline that describes the content of the website and will show up in three important places:

On the browser title bar
Is a clickable title on a search engine results page (SERP)
When sharing links on social networks (if not overridden by Open Graph tags)

Meta title is declared in the HTML code as follows:

<head>
  <title>What is meta title? The secret to optimizing SEO titles in 2025</title>
</head>

It is necessary to distinguish meta title from other meta tags such as meta description (website description) and meta keywords (keywords – no longer respected by Google). While the meta description provides more detailed information about the page content, the meta title acts like a “book title” – short but attractive and informative.

Google uses meta title as one of the important signals to understand a website’s content and evaluate its relevance to search queries. Although Google may sometimes rewrite your title if they think there is a more suitable version, meta title optimization is still one of the factors. on-page SEO most basic and important.

I will take a real example. I searched for the keyword “ToolsClick”? The search results will display “ToolsClick – Group Buy Quality Account Tools”. This is the page title.

Meta title vs meta descripson — Distinguishing between meta title and meta description

See More: What is Meta Description?

The Importance of Meta Title in SEO

Meta titles play a key role in your SEO strategy, with 5 important influences:

1. Impact on click-through rate (CTR)

Meta title is the first thing that attracts users when they view search results. According to Backlinko’s latest research in early 2025, websites with attractive meta titles have a 35% higher CTR rate than pages with less attractive titles. A good title is the first door that leads users to your website.

2. Impact on search rankings

Google has confirmed that meta title is one of the factors that directly affects search rankings. When your title contains relevant keywords and is relevant to the content, Google will appreciate the website’s relevance to the search query.

3. Help Google understand page content

Meta title is like a brief summary of the website’s content. Google uses this information to categorize and understand the main topic of the page, thereby determining which search queries your site should appear for.

4. Improve user experience

A clear and precise meta title helps users immediately understand what content they will find when they click on your website. This reduces bounce rate and increases time spent on page – positive signals to Google about site quality.

5. Increase brand recognition

Consistently including your brand name in the meta title will help increase brand recognition every time users see your search results. According to a 2025 report from Nielsen Norman Group, brand recall increases by 32% when users see the brand name appear multiple times in search results.

MindHR Media, a human resources consulting company in Vietnam, increased 18 places in search results for the keyword “recruitment consulting” after just 3 weeks of optimizing meta title and content structure. Their CTR increased from 2.3% to 5.7%, resulting in a 41% increase in organic traffic.

Effective SEO Title Evaluation Criteria

1. Optimal length

According to the latest update from Google in 2025, the ideal length for meta title is 50-60 characters. If it’s longer, Google will truncate it and display an ellipsis (…) at the end, possibly losing important information. However, it’s important to note that Google is using pixels instead of characters to determine the display length (approximately 600 pixels).

According to statistics, titles with a length of about 55-60 characters have a CTR rate 8.6% higher than titles that are too short or too long. You can use tools like SERP Simulator or Moz Title Tag Preview to check meta title length before publishing.

2. Main keyword position

The principle of “front-loading keywords” (placing keywords at the beginning) still holds true in 2025. Research from Ahrefs shows that websites with the main keyword in the first position in the meta title have an average ranking of 15.7% higher than pages with keywords in the middle or at the end of the title.

For example:

Good: “On-page SEO 2025: 15 Latest optimization techniques | Brand Name”
Not good: “Detailed technical instructions On-page SEO year 2025 | Brand Name”

3. Content relevance

Meta title must accurately reflect the content of the page. Google can detect and penalize pages that use clickbait titles that are unrelated to the actual content. According to the latest data, websites with meta titles that match the content have a 28% lower bounce rate and 45% higher dwell time.

To ensure relevance, ask yourself: “Will users find exactly what they expected when they clicked on this title?”

4. Uniqueness

Each page on the website needs to have a separate meta title. According to a report from SEMrush in 2025, 12.7% of websites still have duplicate meta title errors, leading to the phenomenon of internal competition (keyword cannibalization) that reduces SEO effectiveness.

You can use Screaming Frog or Sitebulb tools to check and detect duplicate titles on your website.

5. Attractive ability

A compelling meta title needs to stimulate curiosity and create a sense of urgency. According to user psychology research, titles containing strong emotional words have a 17% higher click rate.

List of words/phrases that stimulate high CTR:

Updated/Latest (2025)
Tips/Secrets
Comprehensive guide
X ways/techniques/methods
Proof/Guarantee
Free/Save
Quickly/Immediately

For example:

Normal: “How to learn English communication”
Attractive: “7 Secrets to learning English communication quickly [Proven effective in 2025]”

6. Clarity and conciseness

Meta titles need to convey the main message clearly and concisely. Redundant words such as “a”, “an”, “the”, “and”, “of”, “about” should be eliminated when possible without losing meaning.

For example:

Long: “Detailed article on how to optimize your website for SEO in 2025”
Concise: “Optimizing Website SEO: Comprehensive Guide 2025”

7. Use data/numbers

According to Conductor research, titles containing numbers have a CTR rate 36% higher than titles without numbers. Data feels specific, trustworthy and easy to digest.

Attractive data types:

List: “10 SEO Techniques…”
Year: “… 2025”
Percentage: “150% increase in traffic”
Time: “Within 30 days”

For example:

No number: “How to lose weight effectively at home”
There is a number: “9 Methods to lose 5kg in 30 days without dieting [2025]”

8. Branding

Including your brand name in the meta title is an effective way to increase brand awareness. According to SEO 2025 update, the ideal place to place a brand name is at the end of the title, after the separator.

For example:

“How to choose the right laptop for students in 2025 | Brand Name”

However, for home or brand pages, you should put the brand name at the top:

“Brand Name – Comprehensive marketing solution for small and medium enterprises”

9. Optimize according to search intent

Each type of search intent requires a different title approach:

Informational intent (Informational): Use words like “instructions”, “how”, “what”, “why”
- For example: “What is SEO? Comprehensive Beginner’s Guide 2025”
Transaction intention (Transactional): Use words like “buy”, “price”, “offer”, “discount”
- For example: “iPhone 20 Pro Max: Best Price & Promotion May 2025”
Navigation intent (Navigational): Set the brand name clearly
- For example: “Log in to Facebook – Access your Facebook account securely”

10. Use appropriate delimiters

Separators help organize information in the meta title in a clear and readable way. According to statistics, popular and effective delimiters are:

Strike through (|): “Main title | Brand”
Strikethrough (-): “Main title – Short description”
Colon (:): “Main title: Detailed description”
Square brackets []: “Main title [Sub-keyword]”

Using appropriate separators can improve title read rate by 9.8% and increase CTR by 4.5%.

Common Mistakes When Writing Meta Title

1. Spam keywords in the title

Before: “On-page SEO Off-page SEO Technical SEO Local SEO – Comprehensive SEO service”

After: “Comprehensive SEO service: On-page, Off-page & Technical | Brand name”

This error causes Google to consider your site as spam, lowering your ranking instead of improving it.

2. Titles that are too long are truncated on the SERP

Before: “Detailed instructions on how to optimize your website for effective SEO in 2025 with the latest techniques from experts”

After: “Optimizing SEO Website 2025: 10 New Techniques from Experts | Brand”

Google only displays about 60 characters, so make sure the most important information is within this limit.

3. Title is too general and not specific

Before: “Articles about SEO”

After: “7 Effective B2B SEO Strategies for Small and Medium Enterprises 2025”

A specific title helps users and Google clearly understand what your website is about and increases your chances of appearing for related queries.

4. Misleading use of clickbait

Before: “SEO secrets that have never been revealed will shock you!”

After: “5 Little-Known SEO Techniques to Increase Traffic by 40% in 2025”

Clickbait can temporarily increase CTR but will increase bounce rate and negatively affect long-term rankings.

5. Title is not related to the content

Before: “How to make 10 million/month from SEO” (while the content only talks about basic SEO)

After: “The Ultimate Guide to SEO: The Foundation for Monetizing Your Website in 2025”

Google can rewrite your title if they detect that the title does not reflect the correct content.

6. Duplicate titles between pages

Before:

Page 1: “Professional SEO service in Hanoi | Brand”
Page 2: “Professional SEO service in Hanoi | Brand”

After:

Page 1: “Onpage SEO service in Hanoi: Optimizing website structure | Brand”
Page 2: “Offpage SEO service in Hanoi: Building quality backlinks | Brand”

Duplicate titles confuse Google and users, leading to internal competition.

7. Missing main keywords

Before: “Everything you need to know for your website”

After: “SEO Audit: 15 factors to check for a website to rank high in 2025”

Not including the main keyword in the title is a big mistake in SEO, reducing the chance of appearing for related queries.

8. Use all capital letters

Before: “THE BEST 2025 SEO GUIDE FOR BEGINNERS”

After: “Latest SEO Guide 2025 for Beginners | Brand”

All capital letters are difficult to read and appear to be “shouting” at the user, creating an uncomfortable and unprofessional feeling.

Instructions for Writing SEO Standard Meta Title in 2025

5-step process for writing effective meta titles

Step 1: Research keywords and search intent

Before writing meta title, determine:

The main keyword has high search volume and appropriate competition level
Secondary keywords and related keywords
User search intent (informational, transactional, navigational)

Suggestion tools: Google Keyword Planner, Ahrefs, SEMrush, Moz….

Step 2: Analyze competitors and SERP

Consider the titles of websites that are ranking highly for your target keywords:

How do they use title structure?
What information do they put in the title?
What do these titles have in common?

However, don’t just copy – find a way to do it better and stand out.

Step 3: Write a draft title (with specific formula)

Apply the following formulas depending on the content type:

How-to article: [Action words] + [Main keyword] + [Benefits/Results] + [Year/Time]
- For example: “How to optimize Onpage SEO: Increase traffic by 50% in 30 days (2025)”
List article: [Quantity] + [Main keyword] + [Benefits/Features] + [Year]
- For example: “15 Most Effective Free SEO Tools in 2025 | Brand”
Product page: [Product name] + [Features] + [USP] + [Brand]
- For example: “iPhone 20 Pro Max: A19 chip, 48h battery, 0% installment payment | iShop”
News articles: [Main news title] + [Additional information] + [Source/Brand]
- For example: “Google updates Helpful Content 3.0 algorithm: Impact on SEO 2025 | SEOhub”
Category page: [Product Category] + [Features/USP] + [CTA/Benefits] + [Brand]
- For example: “Laptop Gaming 2025: Good price, 2-hour fast delivery, 3-year warranty | LaptopPro”

Step 4: Check length and display

Guaranteed title:

No more than 60 characters or 600 pixels
The most important information is in the first 40 characters
The main keyword appears as close to the beginning of the title as possible

Use a tool like SERP Simulator to test how titles appear on search results pages.

Step 5: A/B testing and continuous optimization

Track title performance through:

CTR rate on Google Search Console
Keyword rankings
Time stops on the page

Test different title versions and keep the one with the best performance.

20+ Powerful Phrases that help increase CTR in meta titles

“How/Instructions/How To”
“X strategies/techniques/methods”
“Secret/Secret”
“Prove/Guarantee”
“Comprehensive/Complete”
“Latest/Updated [Year]”
“Easy/Simple”
“Quick/Instant”
“Free/Save”
“Proven effectiveness”
“Increase by X%/Improve by X times”
“You should know/Need to know”
“All you need”
“Can’t be missed”
“Optimal/Perfect”
“Expert/Industry insider”
“Maximize/Fully exploit”
“Explore/Learn”
“Trending/Vogue”
“Solution/Workaround”
“Research Shows/Science Proves”
“For [specific audience]”

Meta Title Optimization Support Tool

1. Yoast SEO

Features:

Analyze title length
Evaluate keyword density
SERP preview
Warning about duplicate titles

Advantage: Easy to use, integrates well with WordPress, updates regularly Disadvantages: Some advanced features are only available in the paid version Price: $89/year for 1 website (Premium version)

2. SEOmofo SERP Snippet Optimizer

Features:

Simulate exactly how the title appears on Google
Calculate pixels instead of characters
Supports many devices

Advantage: Free, highly accurate Disadvantages: Focuses only on previews, no content rating features Price: Free of charge

3. Screaming Frog SEO Spider

Features:

Check the title on the entire website
Detect duplicate or missing titles
Analyze title length and structure
Export detailed reports

Advantage: Comprehensive, professional, many advanced features Disadvantages: Complex interface, requires certain SEO knowledge Price: £149/year (~$154)

4. SEMrush Title & Meta Description Tool

Features:

Title suggestions based on keywords
Analyze competitor titles
Track title performance
Problem warning

Advantage: Integrate many other SEO tools, analyze competitors well Disadvantages: High cost, some complex features Price: $119.95/month (Pro package)

5. RankMath

Features:

Analyze titles by score
Suggested improvements
Preview on multiple platforms
Check LSI keywords

Advantage: Many free, user-friendly features, continuously updated Disadvantages: Some advanced features are limited to the Pro version Price: $59/year (Pro version)

6. CoSchedule Headline Analyzer

Features:

Analyze emotions in titles
Assess the popularity of words
Evaluate title length and structure
Suggestions for improvement

Advantage: Focus on psychological aspects, easy to use Disadvantages: Do not evaluate in-depth SEO factors Price:Free (basic version), $29/month (Pro version)

7. Google Search Console

Features:

Track the CTR of the current title
Compare performance across sites
Analyze related keywords
Problem warning

Advantage: Data directly from Google, free, accurate Disadvantages: No specific suggestions for improvement are given Price:Free of charge

Tool comparison table

Tools	Rate the title	SERP preview	Analyze competitors	Performance tracking	Price
Yoast SEO	⭐⭐⭐⭐	⭐⭐⭐⭐	⭐⭐	⭐⭐⭐	$$
SEOmofo	⭐⭐	⭐⭐⭐⭐⭐	❌	❌	Free of charge
Screaming Frog	⭐⭐⭐⭐⭐	⭐⭐⭐	⭐⭐⭐	⭐⭐⭐	$$
SEMrush	⭐⭐⭐⭐	⭐⭐⭐⭐	⭐⭐⭐⭐⭐	⭐⭐⭐⭐⭐	$$$
RankMath	⭐⭐⭐⭐⭐	⭐⭐⭐⭐	⭐⭐⭐	⭐⭐⭐⭐	$
CoSchedule	⭐⭐⭐⭐	⭐⭐	❌	❌	$/Free
Google Search Console	⭐⭐	❌	⭐⭐	⭐⭐⭐⭐⭐	Free of charge

Optimize Meta Title for Different Platforms

Each platform has a different way of displaying meta titles, so optimizing for each platform is very important.

1. Google Search

Display length: 50-60 characters or 600 pixels
Characteristic: Sometimes rewrite the title if it doesn’t match the content
Optimal:
- Place the main keyword at the beginning
- Keep length under 60 characters
- Make sure the title accurately reflects the content

2. Bing Search

Display length: 65-70 characters (wider than Google)
Characteristic: Rarely rewrite the title, usually show it in full
Optimal:
- May be longer than Google (65-70 characters)
- Focus on more detailed descriptive words
- Ensure coherence and relevance

3. Facebook

Display length: Approximately 40 characters fully displayed
Characteristic: Use Open Graph title (og:title) instead of meta title
Optimal:
- Add tags og:title Particularly more concise than meta title
- Create a feeling of curiosity and attraction
- Ideal length: 40-50 characters

<meta property="og:title" content="Optimized title for Facebook" />

4. Twitter

Display length: 55-70 characters
Characteristic: Use Twitter Card title if available, otherwise use meta title
Optimal:
- Add tags twitter:title private
- Short, concise and attractive
- Add hashtags if appropriate

<meta name="twitter:title" content="Optimized title for Twitter #hashtag" />

5. LinkedIn

Display length: 70-100 characters
Characteristic: Use Open Graph title or meta title
Optimal:
- Use professional language
- Focus on business value
- Ideal length: 70-100 characters

6. Pinterest

Display length: 100 characters
Characteristic: Allow longer titles than other platforms
Optimal:
- Use descriptive words and evoke images
- Add keywords related to search needs on Pinterest
- Create curiosity and useful value

Instructions for using Open Graph and Twitter Cards

To effectively control titles on social networks, you should implement:

<!-- Meta title for Google and search engines -->
<title>What is meta title? The secret to optimizing SEO titles in 2025 | Brand</title>

<!-- Open Graph Tags for Facebook, LinkedIn -->
<meta property="og:title" content="Secrets to optimizing titles for SEO standards 2025" />
<meta property="og:description" content="Detailed instructions on meta titles and optimal ways to increase CTR and improve SEO rankings." />
<meta property="og:image" content="https://yourdomain.com/images/meta-title-guide.jpg" />
<meta property="og:url" content="https://yourdomain.com/meta-title-guide" />

<!-- Twitter Cards for Twitter -->
<meta name="twitter:card" content="summary_large_image" />
<meta name="twitter:title" content="Optimize meta title according to SEO standards 2025 #SEOtips" />
<meta name="twitter:description" content="Detailed instructions to increase CTR and improve keyword rankings." />
<meta name="twitter:image" content="https://yourdomain.com/images/meta-title-guide.jpg" />

Case Studies

Case study 1: Changing meta title increases CTR by 150% for e-commerce website

Challenge: ShopVN.vn, an e-commerce website specializing in household appliances, is having problems with a low click-through rate (CTR) (1.2%) despite achieving the top 5 position for many main keywords. Their initial meta titles lacked appeal and failed to emphasize their USP (unique selling point).

Initial meta title: “Electronic rice cooker – ShopVN.vn”

Solution: The SEO team has applied a new title formula for product pages: [Product name] + [Features] + [USP/Benefits] + [CTA] + [Brand]

New meta title: “Mishio electronic rice cooker: 10 functions, 5-year warranty, 2-hour delivery | ShopVN”

Result:

CTR increased from 1.2% to 3.0% (150% increase)
Organic traffic increased 78% in 30 days
Conversion rate increased by 25%
ROI from meta title optimization: 1:15 (cost of hiring experts vs. additional revenue)

Lesson:

Meta titles need to emphasize specific and unique values
Metrics and CTAs in the title have a big impact on CTR
For product pages, warranty and delivery information is the deciding factor

Case study 2: Optimizing meta title helps increase rankings from page 2 to top 3 in Google

Challenge: TechViet.com blog had quality content on the topic “learning Python programming” but only reached #14 on Google, leading to low traffic even though the content was very good.

Initial meta title: “Guide to learning Python programming for beginners – TechViet”

Solution: SERP analysis shows that the top 5 results all have the following elements: current year, the word “comprehensive”, and mention of a roadmap/roadmap. The SEO team has optimized the title according to this trend and applied the principle of front-loading keywords.

New meta title: “Learn Python from basic to advanced: 30-day roadmap [Updated 2025]”

Result:

Ranking increased from #14 to #3 within 3 weeks
Organic traffic increased 410%
Time spent on page increased by 45%
Python course registrations increased by 210%

Lesson:

Researching SERP and competitors is an important step to optimize meta titles
Keywords at the beginning of the title have a great influence on rankings
Updating the current year and mentioning specific benefits (30-day roadmap) makes a difference

The Future of Meta Title in SEO

Meta title trends in 2025

Optimize for super-specific search intent

Google is increasingly classifying search intent in more detail. Meta titles not only need to be optimized for basic informational/transactional/navigational intent, but also need to focus on “micro-intents” such as:

Compare products
Reviews from real users
Troubleshooting guide
Practical experience

Optimized for zero-click searches

Google is displaying more and more information directly on the SERP without the user clicking on the result. Meta titles need to be optimized to:

Provide valuable information even if it isn’t clicked
Create enough curiosity to motivate users to click for more
Combine well with structured data to increase the likelihood of appearing in featured snippets

Optimized according to context and user location

Google is increasingly personalizing search results based on location, search history and user behavior. Future meta titles need:

Integrate local elements when appropriate
Target specific user segments
Adaptable to different devices

Impact of AI and voice search on title meta

AI rewrites meta title

Google has started using AI to rewrite inappropriate meta titles. This trend will be stronger in 2025, with:

AI analyzes page content to create more suitable titles
AI optimizes titles according to actual user behavior
AI adjusts the title according to each device type and search time

Optimized for voice search

With 40% of searches now conducted by voice, the meta title needs to:

Use natural, conversational language
Focus on 5W1H questions (What, Who, Where, When, Why, How)
Solve specific problems instead of general ones

Meta title for AI Search Generative Experience (SGE)

Google is rolling out AI Search Generative Experience, where AI synthesizes information from multiple sources. Meta title needs:

Be clear about themes and core values
Contains information that can be extracted and aggregated
Be unique to stand out in AI-generated summaries

Predictions about changes in the Google algorithm related to meta titles

Comprehensive consistency assessment

Google will evaluate the level of consistency between the meta title and:

H1 heading and subheadings
Meta description and main content
Schema markup and structured data
Anchor text of links to the page
Frequency of appearance and position of keywords in content

Analyze user behavior in more detail

Google will integrate user behavioral signals into meta title evaluation:

Bounce rate and dwell time after clicking from title
User interaction with content after click
How often users return to the SERP after clicking the title
Search pattern repeats after clicking title

Diversify results based on meta title

Google will ensure diversity in search results by:

Prioritize meta titles with different perspectives on the same topic
Reduce the ranking of titles that are too similar to the displayed results
Intersperse titles that focus on information, guides, reviews, and deals

Conclude

Meta title is not just a simple HTML tag but one of the most important elements of your SEO strategy. With only 50-60 characters, the meta title has the power to decide whether users click on your website or not and directly affects search rankings.

To effectively optimize meta titles, remember these important criteria: place the main keyword at the beginning of the title, keep the optimal length, use metrics and emotional words, ensure relevance to the content and optimize according to specific search intent. Avoid common mistakes like keyword spam, titles that are too long or too general, and duplicate titles between pages.

Remember, there is no perfect formula for every meta title. Each website, each industry and each customer group has its own characteristics. So, A/B testing and continuous performance monitoring are key to finding the most optimal meta title for your website.

Have you optimized the meta title for your website yet? What techniques did you apply and what were the results? Please share your experiences in the comments section below!

FAQ (Frequently Asked Questions)

1. Can Google change my meta title?

Reply: Yes, Google can rewrite your meta title if they think there is a version that better matches the page content or search query. According to 2025 data, about 25% of meta titles are rewritten by Google. To reduce this possibility, make sure your title is concise, accurately reflects the content, and is not keyword spammy.

2. Does meta title directly affect SEO rankings?

Reply: Yes, meta title is one of the most important on-page factors that directly affect rankings. Google uses meta titles to understand the main content of the page and evaluate its relevance to the search query. However, meta title is only one of more than 200 ranking factors, so it needs to be combined with other SEO factors for maximum effectiveness.

3. How often should I change the meta title?

Reply: Don’t change the meta title too often if it’s working well. However, there are some cases where changes should be considered:

When CTR is low even though rankings are good
When search trends change
When page content is significantly updated
When you discover new keywords with higher potential

If you decide to make a change, closely monitor performance for the next 2-4 weeks.

4. Is it necessary to put the main keyword at the beginning of the meta title?

Reply: Although not an absolute requirement, placing the main keyword at the beginning of the meta title often provides better results. According to the 2025 SEO study, pages with the main keyword in the first position in the title have a 7.3% higher CTR and an average ranking of 15.7% better. However, if placing keywords at the beginning of the title becomes unnatural or unattractive, prioritize the attractiveness and naturalness of the title.

5. Should meta title and H1 be the same?

Reply: The meta title and H1 do not have to be exactly the same, but there should be similarity and consistency. Meta titles are often more concise and keyword-focused, while H1s can be longer and attract readers. Both should contain the main keyword and reflect the main content of the page. Consistency between meta title and H1 helps Google clearly understand the topic of your website.

6. How to write meta title for the homepage?

Reply: Meta title for the homepage should focus on the brand and core values. The effective formula is: [Brand name] – [Main slogan/USP] | [Main industry/service]

For example:

“TechViet – Comprehensive technology solutions for Vietnamese businesses”
“ShopVN – Online shopping #1 in Vietnam | 2h delivery”

For the home page, placing the brand name at the beginning of the title is often more effective than for subpages.

7. Should emoji be used in the meta title?

Reply: Using emojis in meta titles is an increasingly popular trend and can increase CTR by 15% in some industries. However, it is necessary to consider:

Suitable for professions and subjects (suitable for fashion, cuisine, tourism; less suitable for finance, law, medicine)
Use in moderation (1-2 emojis are enough)
Place emoji at the beginning of the title or after the separator
Test how it looks on different devices

Google does not penalize the use of emojis, but can remove them if deemed inappropriate.