| CPC G07F 17/3225 (2013.01) [G06Q 20/3274 (2013.01); G06Q 20/3276 (2013.01); G06Q 20/3278 (2013.01); G07F 17/3209 (2013.01); G07F 17/3211 (2013.01); G07F 17/3241 (2013.01); G07F 17/3244 (2013.01); G07F 17/3251 (2013.01); G07F 17/3288 (2013.01)] | 20 Claims |

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1. A system comprising:
a processor; and
a memory device that stores a plurality of instructions that, when executed by the processor, cause the processor to:
following a receipt, from a mobile device, of data embedded in a temporarily displayed machine-readable code captured by the mobile device and associated with an identifier of an electronic gaming machine, determine whether the received data embedded in the temporarily displayed machine-readable code is valid, wherein the determination is at least partially based on whether the temporarily displayed machine-readable code was captured during a predetermined duration of time associated with that temporarily displayed machine-readable code and during different predetermined durations of time, different temporarily displayed machine-readable codes are each associated with the identifier of the electronic gaming machine, and
responsive to the determination being that the data embedded in the temporarily displayed machine-readable code is valid:
establish a communication connection with the mobile device,
receive, via the communication connection with the mobile device, data associated with an amount of funds associated with a cashless wagering account logged into by an identified user via a mobile device application of the mobile device and maintained by a gaming establishment cashless wagering server for the identified user, and
responsive to an approval of a transfer of the amount of funds from the cashless wagering account, communicate data that results in a modification, based on the amount of funds, of a credit balance of the electronic gaming machine.
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