Display transfer summary [Opaque Action] Debit customer account and credit user account by transfer amount [Opaque Action] Display the invalid transaction method [Opaque Action] Validates that accounts exist and that transfer amount is < current balance [Opaque Action] [No name] [Decision Node] Activity Final Node [Activity Final Node] [No name] [Merge Node] System [Activity Partition] System [Activity Partition] Customer/Teller selects Transfer money from menu [Opaque Action] Initial Node [Initial Node] Customer/Teller [Activity Partition] Customer/Teller [Activity Partition] Transfer money [Activity] Transfer money [Activity]