Well, if you are having the DVDs shipped to an address in North America, right now the top 4 websites are (in no particular order) : Amazon.ca, DeepDiscountDVD, DVDSOON.com, and A&B Sound.

Compare prices on these e-tailers and usually you would get a pretty good bargain.

DeepDiscountDVD is good because the company guarantees the lowest online total price (including shipping). However, this lowest total price guarantee only applies to American websites.

Plus, this company is known for its excellent customer services, if you reside in the U.S.