Shipping is FREE within the US on all orders over $150. Orders being sent internationally outside the US do have an order minimum of $100.
Orders on the site are subject to the required stock availability. Items added to your cart on the site will not be reserved for you, and are available for sale to other customers browsing the online store at the same time.
When you have finalized your order via the site, stock will be reserved for your purchase. However, sales will not be confirmed until payment is successfully taken, and the order dispatches from the warehouse, and you have received a tracking number.