You can provide feedback about this bsdwiki / BSD Admin Book project a few ways:

  1. Use the wiki itself. Go to the wiki page you want to give feedback on and click the "Discussion" link (or the "?") at the top to discuss that particular topic or wiki page.
  2. Join the bsdcert mailing list where you can talk about studying for the BSD Certification.
  3. Email Jeremy directly at reed at reedmedia dot net

Be sure to visit the questions page first to see if your question is answered there first.