---- Add Sales Goods
|''begin admin transaction''| Bill |
|''add sales item''|5|''of type''|cake|''costing''|3.00|''each''|
|''complete transaction''|

|''sales item list''|
| ''name''| ''count'' |''selling price''|
| cake    |  5       |  3.00            |

---- Increase count
|''begin admin transaction''| Bill |
|''add ''|10|''to sales item of type''|cake|
|''complete transaction''|

---- Check
|''sales item list''|
| ''name''| ''count'' |''selling price''|
| cake    |  15       |  3.00            |