How do I copy a pizza express voucher onto a memorystick?

When you open up the page for the voucher just click in on the file tab located at the upper left corner of your screen, click the file tab then choose "save as" and save it to your memory card, you should insert your memory card to the memory slot of your computer , if your card is not fit then you should have a memory card reader to connect your memory card.

you can also do the copy paste and the print screen procedure