Question on Amex Daily wish deals on amazon

[flatbush]

for the spend $200 and get credit back for $100
do we have to spend only from amazon seller in amazon.com or we can buy items from other seller in amazon.com too for the dailywish to work?

 

[Arakias]

good question i dunno but im jealous if you got that credit!

 

[oscargrouch]

Where did you see this deal?