Act as a seasoned SEO content strategist with over 10 years of experience in optimizing websites for search engines. Write a comprehensive article explaining the importance of internal linking for SEO, tailored for [small business owners], [bloggers], and [e-commerce websites]. Highlight how internal linking improves [user experience], [site navigation], and [search engine rankings]. Provide actionable tips, such as using [descriptive anchor text], ensuring [logical hierarchy], and avoiding [broken links]. Include examples of best practices and common mistakes to avoid. Emphasize how internal linking can boost [organic traffic] and [domain authority] over time. Keep the tone professional yet accessible for readers with varying levels of SEO knowledge.