First, you will need a positive Jassby account balance to shop at any of our vendors. Once you have a positive Jassby account balance, you can use it to shop in the Jassby Mall. To open the Jassby Mall, tap on the shopping cart icon located in the middle of the bottom navigation bar. Select a vendor, and start browsing. After you choose your desired items for purchase, proceed to the checkout. Jassby takes care of the payment information without you having to enter it. Finally, tap the “Buy” button to complete the purchase.