For new customers, activate a new Sirius or XM satellite radio with an Everything or Everything Plus subscription and receive a $100 Sirius XM Rewards Visa Prepaid Card. (In order to qualify, you must call one of the two telephone numbers provided on the rebate form and mention, "Rewards Visa Offer.") It's the best such rebate we've seen from Sirius XM Satellite Radio. Additional fees and taxes may apply. Deal ends December 31.