Filters :

• Most likely to use Outstanding

• An outstanding invoice can be amended or added to

• If someone has an outstanding invoice, then select it and edit rather than creating a new one

• example - a regular comes in on Monday then there should not be an outstanding invoice, so create invoice. Same regular comes in on Tuesday then edit the quantity and so on through the week.

• If customer pays in advance, then change quantity for number of meals being paid for. Give them vouchers for the number of meals paid in advance (each voucher is 1 meal)