… 3 ways to pay your fare: Cash Insert bills or coins (no pennies) one at a time into the farebox slots. Exact change only. TAP Touch your TAP card or TAP LA app to the blue circle on the farebox until you hear a beep. Debit and Credit Cards (NEW!) Now, you can tap to … your physical or mobile card to the special validator by the door, and the correct adult fare will be charged. Two-hour transfers are also included – just make sure you tap with the same physical card or digital card each time you transfer. …