25 Nonprofit Website Musts

20. XML sitemaps

If your site is large or complex, you may benefit from using XML sitemaps, which can help search engine robots discover content that may not reside in your site's top-level directories.

21. 301 redirects from old URLs that point to the new locations of the content

Using 301 redirects preserves the SEO benefit of the inbound links to the old URLs while simultaneously providing a better user experience for anyone who comes across the old link and clicks it.