Just an uninformed guess, but I'd say that 70% figure probably covers Visa/Maste...

		morganvachon on May 24, 2017 \| parent \| context \| favorite \| on: Google starts tracking what people buy in physical... Just an uninformed guess, but I'd say that 70% figure probably covers Visa/MasterCard but not Amex or Discover, based on what I've observed working in retail in the past.