Registration is not required before placing an order. You may do so when you have finished shopping or choose to checkout as a Guest. However, we do encourage it since it is free and the process is fast. Moreover, it will save you time in your future purchases.When you want to complete your order at a later time, we'll keep track of the items you've already put in your shopping bag so that when you come back later, you will not have to re-select the items again. However, items placed in your shopping bag for purchase at a later time does not guarantee item availability. To register, click here.