A billing system for making reservations at an establishment and splitting the resultant bill and methods for manufacturing and using same. The billing system includes a plurality of user devices, an application server, and at least one establishment device. One embodiment includes selecting a invitee user profile for addition to a split set associated with the reservation, the split set initially comprising an organizing user profile; sending a split invitation to a invitee user device associated with the invitee user profile; receiving a split-accept notification from the invitee user device; adding the user profile to the split set; and paying the bill by paying a first portion of the bill via a first payment method associated with the invitee user profile and paying a second portion of the bill via a second payment method associated with the organizing user profile.
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