Casino operator Harrah's Operating Company Inc. is testing a new mobile-based loyalty program from bCode. Inter­nally, the program is known as "T.I.P." for "Texting Important People." T.I.P., in test mode at Harrah's Atlantic City, Harrah's New Orleans and Show­boat Atlantic City, is an opt-in program that allows guests of Harrah's casinos to receive special offers from the com­pany via text message.