18. The system as recited in claim 17 , further comprising logic configured to: suggest the preferred form of payment to the user via a display of a mobile device; receive user input relating to the suggestion, and either: designate the preferred form of payment for the financial transaction in response to the user input confirming the suggestion; or designate another form of payment for the financial transaction in response to the user feedback negating the suggestion.
17. The system as recited in claim 16 , further comprising logic configured to determine the financial document is a preferred form of payment for the financial transaction based on the predetermined ranking criteria.