Patent attributes
Techniques for mobile payments integrated with a booking system are described. In an embodiment, a method includes: receiving a request from a computing device of a user to pay a ticket open at a merchant point-of-sale computer, obtaining a current total ticket amount for the ticket from the merchant point-of-sale computer, determining an estimated total ticket amount based at least in part on the current total ticket amount, authorizing but not capturing payment of the estimated total ticket amount with a payment network gateway computer, after the ticket is closed at the merchant point-of-sale computer, obtaining a final total ticket amount for the ticket from the merchant point-of-sale computer, and capturing payment of the final total ticket amount with the payment network gateway computer.