Abstract: The invention relates to a method for allowing users to categorize transactions at moment-of-sale using mobile payments. The method includes detecting a transaction performed on a mobile device. The method further includes prompting, a user of the mobile device to provide a categorization of the transaction as a business transaction or a personal transaction, where the transaction is categorized by the user contemporaneously with the transaction being detected by the FMA interface. The method further includes receiving the transaction and the categorization of the transaction from the user. The method further includes sending the FMA time stamp of the transaction with the categorization as the business transaction, Finally, the method includes matching the FMA time stamp of the business transaction to a financial institution time stamp of a pending transaction.