Between September 2 – 16 customers will receive a Buffalo David Bitton shopping card when they spend a minimum of $130 before taxes at participating Buffalo David Bitton retail stores.  Receive a $30 shopping card with a minimum purchase of $130 (pre-tax), or a $50 shopping card with a minimum purchase of $200 (pre-tax).   Shopping cards must be redeemed between September 17 – October 17 2007.Â