Learn all about SEO, or Search Engine Optimization, with Digi Suggest. Discover how to increase your website's visibility and drive more traffic with our helpful tips and strategies.
Table of Contents
What is SEO?
SEO, or search engine optimization, helps search engines understand your site and helps users decide to visit your site. SEO improves your website’s visibility on Google, Bing, and other search engines when people search for the products you sell, services you provide, or information you offer.
The more visible your pages are in search results, the more likely people will find and click on them. The goal of SEO is to attract visitors who will become your customers, clients, or regular audience.
What's the Difference Between SEO, SEM, and PPC?
The main difference between Search Engine Optimization (SEO) and Search Engine Marketing (SEM) is that SEO focuses on getting organic search traffic, while SEM includes both organic traffic and paid ads. Both SEO and Pay-Per-Click (PPC) are methods of search engine marketing (SEM).
SEM stands for search engine marketing, which combines SEO and PPC to drive traffic through both unpaid and paid efforts. Essentially, search marketing aims to increase visibility on search engines through both free and paid methods.
So, how do SEO and SEM differ? Technically, they don’t—SEO is a part of SEM:

Many people use SEM to refer specifically to PPC, which can be confusing. However, both SEO and PPC are forms of marketing.
To simplify, think of SEM as a coin. SEO is one side of the coin (organic traffic), and PPC is the other side (paid traffic).
Why SEO is Important?
SEO is a crucial marketing channel because organic search drives 53% of all website traffic. This is why the global SEO industry is expected to reach $122.11 billion by 2028. SEO helps businesses of all sizes achieve real results.
When people want to go somewhere, do something, find information, or buy something, they often start with a search. However, search is fragmented across web search engines (Google, Bing), social platforms (YouTube, TikTok), and retailer websites (Amazon).
Search Fragmentation:
Trillions of searches happen yearly, making search a primary traffic source for websites. Improving your visibility and ranking higher in search results can positively impact your bottom line.
Competitive SERPs: The search engine results pages (SERPs) are competitive, filled with search features and PPC ads. SERP features include:

Sustainable SEO: Unlike paid campaigns, which end when the budget runs out, good SEO work is sustainable. It’s the foundation of holistic marketing, influencing campaigns, website content, and social media.
SEO Benefits
- Visibility and Rankings: Higher rankings lead to more clicks and conversions.
- Web Traffic: More visibility means more visitors and sales opportunities.
- Trustworthy: Higher rankings build trust with users.
- User Experience: A well-optimized site provides clear information, improving both user and search engine experience.
- Growth: SEO helps grow your brand by increasing organic traffic, lead generation, and sales.
Types of Search Results
Paid vs. Organic Results
Here’s the main difference between paid and organic search results:
Paid Results: These are marked as “sponsored” and appear because advertisers pay for them. They show up at the top and bottom of search pages and have shorter titles and descriptions.
Organic Results: These are earned through good SEO practices and appear naturally in the middle of search pages. They have longer titles and descriptions and take time to achieve high rankings.
Traffic: Paid results get traffic quickly because they appear right away. Organic results build traffic over time without direct costs.

Speed: Paid ads can show up almost instantly. Organic results can take weeks or months to rank high.
Positioning: Paid results are at the top and bottom of the page, while organic results are in the middle. Paid results are more visible, especially on mobile devices.
AI and SEO: Search engines are starting to offer AI-based content, which may be influenced by SEO. Understanding AI’s impact on search results will be part of future SEO strategies.
In summary, SEO is essential for increasing your website’s visibility, driving more traffic, establishing trust, enhancing user experience, and growing your business. By optimizing your site for search engines, you can achieve key business goals and sustain long-term success.
Understanding SEO: An Easy Guide
Three Main Types of SEO
On-Page SEO
Technical SEO
Off-Page SEO
Also Read – How Google Search Ranking System Works
Additional Types of SEO
Local SEO
E-commerce SEO
Video SEO
Image SEO
International SEO
Voice SEO
YouTube SEO
Mobile SEO
Content SEO
The Importance of SEO
Technical Optimization: Like a solid defense in sports, it ensures your site is easily accessible and navigable.
Content Optimization: Like a strong offense, it ensures your content is useful and relevant to your audience.
Off-Site Optimization: Like attracting fans, it helps build your site’s authority and visibility through external engagement.
Investing in SEO involves continuous efforts in optimizing your website’s technical structure, content, and external presence to improve its ranking on search engines and attract more visitors.
If you found this page via Google, you likely searched for “what is SEO” or “SEO.” This guide, published on Search Engine Land, has been a top-ranking source on SEO since 2010, with over 324,000 links pointing to it. Its reputation and authority help it maintain its top position on search engines.
What is SEO?
SEO, or Search Engine Optimization, helps your website appear higher in search engine results. It involves understanding how search engines like Google work and making sure your site provides the right signals to rank well.
Key Areas of SEO
Understanding Search Engines:
Research:
Planning:
Creating and Implementing:
Monitoring and Maintaining:
Analyzing and Reporting:
Google's E-E-A-T Framework
Google uses the E-E-A-T (Experience, Expertise, Authoritativeness, Trustworthiness) principles to evaluate content quality.
Experience: Is the content based on the author’s firsthand experience?
Expertise: Does the author have skills or qualifications in the subject?
Authoritativeness: Do others recognize the author’s expertise?
Trustworthiness: Is the content factual, accurate, and secure?
Google’s Algorithms
RankBrain: Uses AI to understand search intent and provide relevant results.
Other Algorithms: Include Hummingbird, Panda, and MUM, focusing on different aspects of search.
Optimizing for RankBrain
Use long-tail and medium-tail keywords.
Write in natural language.
Optimize page titles and descriptions.
Improve user experience to increase dwell time and reduce bounce rate.
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