SEO audit is essential to evaluate your website's performance and identify areas for improvement. Here's a step-by-step guide on how to conduct an SEO audit:

1. Define Your SEO Goals:
   Determine the specific objectives of your SEO audit. Are you looking to improve organic search traffic, keyword rankings, user experience, or on-page content quality?

2. Technical SEO Audit:
   Start with a technical audit to ensure the health of your website.
   Use tools like Google Search Console and crawling software (e.g., Screaming Frog) to identify issues such as broken links, crawl errors, duplicate content, and page load speed.
   Optimize your site's mobile-friendliness and ensure proper indexing by search engines.

3. On-Page SEO Audit:
   Review on-page elements:
   Optimize title tags, meta descriptions, and header tags for relevant keywords.
   Ensure keyword usage is natural and relevant to the content.
   Check for duplicate content and thin or low-quality pages.

4.Off-Page SEO Audit:
Analyze your backlink profile:
Check for toxic or low-quality backlinks and disavow them.
Build high-quality, natural backlinks to improve your site's authority.

5. Content Audit:
   Assess the quality, relevance, and uniqueness of your website's content.
   Identify content gaps and opportunities for new content.
   Update or remove outdated or irrelevant content.

6. Keyword Analysis:
   Conduct keyword research to target relevant and high-value keywords.
   Evaluate your current keyword rankings and identify opportunities for improvement.

7. User Experience (UX) Audit:
   Ensure a user-friendly and engaging experience:
   Review website navigation, page load times, and mobile responsiveness.
   Optimize for user satisfaction and engagement.

8. Social Media and Local SEO Audit:
   Examine your social media presence and local SEO performance.
   Ensure consistency in branding and information across different platforms.

9. Analytics Audit:
   Verify the correct implementation of analytics tools.
   Monitor essential metrics, such as traffic, conversions, and user behavior.

10. Competitor Analysis:
    Analyze your competitors to identify areas where you can improve.
    Learn from their successful strategies and tactics.

Ongoing Monitoring: SEO is an ongoing process. Continuously monitor your website's performance and make adjustments as needed.

Tools like Google Analytics, Google Search Console, and various SEO audit tools can be invaluable for a comprehensive audit. Consider seeking the help of an SEO professional or agency, especially for complex or large websites. Stay updated with industry best practices as SEO is continually evolving.