| 1) |
Commodity tags get smaller since the information is condensed in the code. |
| 2) |
POS terminals can be worked without PLU's (no price reference required). Due to this memory requirments are lower. |
| 3) |
Source marking commodities can reduce the communication with the host computer to a minimum. |
| 4) |
Correct commodity-data is stored in the host computer
(For reductions only the source marked commodity is changed.) |