You will need to add each new membership to the shopping cart one at a time. Fill in the new member name and mailing address and then click ADD TO CART button. Once the screen refreshes, update the fields with the next name and address and click ADD TO CART again. You can click on VIEW CART to see how many members have been added and then go back to online store if you need to add more. When you are finished, click on the checkout button to complete the order and make payment.