I have used Newegg.com both for my own personal electronics purchases and for my company.  They are consistantly one of if not the cheapest sources for computer components I have ever dealt with.  They offer cheap rush shipping, and have a unmatched selection.

I have used their financing on occasion (for the $0 down no interest promotion) and was always pleased with the way their credit department treated me.  I even kept the credit line open after I paid off the balance for a short while.

Perhaps the best feature of Newegg is the customer reviews.  Newegg shoppers are encouraged to rate...