The document discusses how eliminating permanent 301 redirects can help improve keyword rankings in SEO strategy. It explains that 301 redirects transfer around 90-99% of link equity to the redirected page. Some strategies for optimizing 301 redirects include redirecting to the preferred website URL version, eliminating 301 pages from sitemaps, fixing redirect chains and loops, fixing broken redirects, and redirecting 404 pages. Properly implementing these 301 redirect strategies can help search engines better crawl and understand the website structure.