A method for managing funds is provided. The method includes receiving a payment vehicle identifier by which a payment vehicle can be identified, the payment vehicle includes an available account balance, transaction details of a purchase transaction, and the transaction details, sending a first amount that is less than or equal to the transaction value if the transaction value does not exceed the available account balance, and sending a second amount that is less than or equal to the first amount. The transaction details include a transaction value, a merchant identifier of a merchant with whom the purchase transaction is being made, and a merchant wallet identifier by which a merchant virtual wallet can be identified, the merchant virtual wallet being associated with the merchant identifier.