Items must be paid within 7 days. Email with any questions or multiple purchases. COMBINED SHIPPING means we combine the weights of the products. Flat shipping fee are credited towards the rate of the additional purchases. Some items will ship free due to their weight. We reserve the right to substitute FedEx Ground for UPS Ground. FedEx is our preferred partner. Orders will ship UPS if the buyer requests in the comments section of the payment. Flat Rate shipments are shipped best way.