AMS allows bank customers and tellers to access accounts from their computers.
Customer: select transfer funds
TF UC: Request source account
Customer: Select source account
TF UC: Request destination account
Customer: Select destination account
TF UC: Request amount
Customer: Specify amount
TF UC: check for sufficient funds
TF UC: withdraw amount from source account
TF UC: deposit funds in destination account
TF UC: update database
TF UC: acknolwedge success to customer
The Star UMML 2 models: banking.mdj