One of the most important section in software for shopping  and discount center is print barcode label for sales of sub-shops to pay it in cashier in front of shop. so we are working to add this section. users of iGreen accounting should connect their PCs in shops. then in sub-sales you should only enable for user only SUB-SALES feature. so that, salesperson could easy issue price label for amount of sold item. iGreen will shows price of sales of selected item and only salesperson should input quantity/ amount of item and iGreen will calculate final price and print it on barcode label by one click only.