Photo-illustrated guide for first-time computer builders This is really out-of-date now, other than the security info, which is linked separately below.
Computer security is important! Check out mech's security guide for Windows PCs to keep the bad guys out of your stuff.
For advanced users How to use Software Restriction Policy or Parental Controls for an extra layer of proactive security!
mechBgon's guide to cycling visibility equipment
mechBgon's how-to-lock-your-bicycle page