ROUND OF YOUR TILL SLIP

Please round off your till slip. You do not work with 5c, so, if I dont have the 5c, I can do the transaction. But on the til slip I dont get the 5c back?<br> <br> Please round of your Invoices, we do it in our shop, why cant you?<br> <br> It makes my bookkeeping more difficult, for I dont get the correct change, and I have to put it up as a \loss".<br> <br> <br> PLEASE HELP"""