The ‘Priceless’ advertising campaign that MasterCard has used for the last decade is brilliant. It truly sticks out in my mind as one of the few slogans I can actually remember. I prefer using Visa credit cards because generally their interest rates are lower, but I haven’t the foggiest idea what Visa’s slogan or tagline is. Not a clue. But with MasterCard, I will never forget the ‘priceless’ commercials. Here is a link that includes 42 of the many ads the company ran to promote the necessary evil that is their credit card: http://www.youtube.com/watch?v=1cNDSPutas8&list=PL7DF5EB5148CC31FE Genius. Flat out!