I buy from newegg as well as everyone on Techs list.
I find my best deals by being patient and shopping the circulars.
You can regularly find name brand stuff at fire sale prices.
Just put 512 Kingston into a laptop and paid like $35 after rebates.
Keep an eye on this site.
http://www.bensbargains.net/
It has some killer deals fairly frequently, just do your comparisons first.
Scott