Open a Citibank Citi PremeirPass Elite Level Credit Card and get 20,000 Points after $600 in purchases within the first 3 months.  You can exchange 20,000 Thank You points for $200 in gift cards from major retailers.  The PremierPass Card earns 2 points for every $1 spent at supermarkets, gas stations, drugstores and commuter transportation.  The card does have a $75 annual fee.