Every decent European company wants money. Consider that a given fact. Any business wanting to pay money to that decent European company wants some sort of reference before doing so. The European company needs to print a nice little piece of paper called an invoice (\ˈin-ˌvȯis\) to satisfy the other business' need for a reference, global warming and the continued destruction of the Brazilian rain forest. Ergo, the European company needs to write the amount of money it wants to get. So considering all the information we gathered which is Anyway We only need to print that nice number and the Euro sign.