Coupon systems and methods for delivering and redeeming coupons comprise a communications network defined by at least a wireless telephone network coupled to a computer network, where the communications network is associated with a plurality of communication devices that define a group communications net. A communications manager is operable to provide a group communication session by receiving a data packet from one member of the group communications net and transmitting the data packet through the computer network to at least one of the other members of the group communications net. A coupon module having a plurality of coupons is associated with the communications manager, and a delivery module is coupled to each of the coupon module, the communications manager, and the communications network. The delivery module is operable to monitor the group communication session and to deliver one of the plurality of coupons to the group communications net. Further, methods of delivering, authorizing and redeeming the coupons are disclosed.