!3 ''Rental with deposit''
|''begin transaction for client''| Joanna |''staff''| Bill|
|''rent''|10||cup|''for''|3 hours|
|''pay with cash $''|2.50|
|''complete transaction''|

 * ''Checks''
|''rentals of client''|Joanna|
|''rental item''|''count''|''start date''|''end date''|
|cup|10|2004/05/06 09:01|2004/05/06 12:01|

|''rental item subset''|
|''name''|''free count''|
|cup|490|