I got a "gift" certificate from Sames Crow car dealership in Corpus Christi, TX for going into their dealership to test drive a car. Per the certificate, I bought gas at the selected vendors, then sent in gas vouchers of $100 or more per month (per the requirement on the promotional literature) and didn't ever receive a $25/month gas gift card back. I paid $5 up front to use the program, and never got that refunded, either. I mailed original gas receipts from the same Texaco/Chevron station, which they required, and got... read full review »