"legal issue"? I thought it's just "high fee from AMEX" issue
probably belongs in AMEX MR forum
American Express Membership Rewards - FlyerTalk Forums
http://www.flyertalk.com/forum/ameri...p-rewards-410/
EDIT: duplicate post in AMEX MR
http://www.flyertalk.com/forum/ameri...drug-mart.html
RFD had this for a while before FT, which usually goes the other way :P