To improve the SEO ranking of a website, there are several key factors to consider. By optimizing these factors, you can increase your website's visibility in search engine results pages (SERPs) and drive more organic traffic to your site. Here are some important steps to follow:

1. Keyword Research

Start by conducting thorough keyword research to identify the terms and phrases your target audience is searching for. Use tools like Google Keyword Planner, SEMrush, or Moz Keyword Explorer to find relevant keywords with high search volume and low competition. Incorporate these keywords naturally into your website's content, including titles, headings, paragraphs, and meta tags.

2. On-Page Optimization

Optimize your website's on-page elements, such as titles, headings, URLs, and meta tags. Ensure that each page has a unique and descriptive title tag (e.g., <title>Your Page Title</title>) that includes your target keywords. Use heading tags (e.g., <h1>Heading</h1>, <h2>Subheading</h2>) to structure your content and make it more readable for both users and search engines.

3. High-Quality Content

Create high-quality, informative, and engaging content that satisfies the search intent of your target audience. Develop content that is unique, well-researched, and provides value to users. Use relevant keywords naturally throughout your content, but avoid keyword stuffing, as it can negatively impact your SEO efforts.

4. Mobile-Friendly Design

Ensure that your website is mobile-friendly and responsive. With the increasing use of mobile devices, search engines prioritize mobile-friendly websites in their rankings. Use responsive design techniques and test your website on different devices and screen sizes to provide a seamless user experience.

5. Page Speed Optimization

Optimize your website's loading speed to improve user experience and SEO. Compress images, minify CSS and JavaScript files, enable browser caching, and use a content delivery network (CDN) to reduce server response time. Tools like Google PageSpeed Insights can help you identify areas for improvement.

6. Link Building

Develop a strong backlink profile by acquiring high-quality, relevant links from reputable websites. Build relationships with influencers, guest post on authoritative blogs, and create shareable content to attract natural backlinks. However, avoid spammy link-building practices, as they can lead to penalties from search engines.

7. User Experience Optimization

Focus on providing a positive user experience on your website. Ensure easy navigation, intuitive design, and fast-loading pages. Make sure your website is accessible to all users, including those with disabilities, by following web accessibility guidelines.

Remember, improving your website's SEO ranking is an ongoing process that requires continuous monitoring, analysis, and optimization. Stay up-to-date with the latest SEO trends and algorithm changes to maintain and improve your rankings over time.

References:
- Google Keyword Planner: https://ads.google.com/intl/en_in/home/tools/keyword-planner/
- SEMrush: https://www.semrush.com/
- Moz Keyword Explorer: https://moz.com/explorer
- Google PageSpeed Insights: https://developers.google.com/speed/pagespeed/insights/
- Web Accessibility Guidelines: https://www.w3.org/WAI/standards-guidelines/wcag/