A server computer system, comprises a processor; a communications module coupled to the processor; and a memory coupled to the processor, the memory storing instructions that, when executed, configure the processor to receive, via the communications module and from a third party server computer system, a transfer request that defines a transfer amount; obtain, via the communications module and from a client device, post-transfer instructions to offset a portion of the transfer amount; complete a transfer according to the transfer request; and perform the post-transfer instructions to offset the portion of the transfer amount.