Here is another good example of mobile engagement from MasterCard by integrating QR codes with Facebook Places. As part of the company’s campaign “Priceless New York”, MasterCard is introducing a series of experiences in the dining, sports, entertainment, music and travel sectors, which are exclusive to cardholders. Here is another good example of mobile engagement from MasterCard by integrating QR codes with Facebook Places. As part of the company’s campaign “Priceless New York”, MasterCard is introducing a series of experiences in the dining, sports, entertainment, music and travel sectors, which are exclusive to cardholders.