To add products to your cart, click on printer name, tick the items you need, then click on the Add to Cart button. How do I move myStore items to my Shopping Cart? Use the myStore link, in the My Account section, in the black strip at the top of the page. The Add to myStore button appears on the printer information pages. To add a printer to myStore, just click the Add to myStore button for any printer you order for. Whenever you need to reorder for your printer you can add cartridges to your shopping cart direct from the myStore page without having to search for them again. MyStore is a way for you to save a list of printers you order for frequently from Printzone NZ.