Login to access your VPOS management application. Click on "POS" from the left menu. You can add item by using a barcode scanner or search items by name using the search box, and then click on add.
Use the "+" or "-" under Qty to increase or decrease quantity of an item.
To give a discount, click on 0% under Disc(%), enter the discount percent value (say 2) and click on ok.
To delete an item, just click on the dustbin icon besides the item.
When all is done click on "Make sales" button. Enter the amount, select the mode of payment (MoMo or Cash) and click on Submit. If you are making a sale for a rergistered customer, make sure to enter the customer code in the code box.