Product quality / site reliability (weighting = 40%)
Ease of website use and range (weighting = 5%)
Price (weighting = 30%)
Customer service (weighting = 10%. Optional)
Speed of delivery (weighting = 15%)
Large variety. Great customer service. Took 6 days to get my order with the expedited shipping. My only complaint is that it took them 4 days to process the order. I guess time will tell on the quality of the order.
(Updated: May 24, 2013)