Orders usually ship within two business days. Shipping costs are based on books weighing 2.2 LB, or 1 KG. If your book order is heavy or oversized, we may contact you to let you know that an extra shipping fee is required.All items are subject to prior sale. Shipping costs are $4.25 for the first volume via USPS media rate, or $8.00 via USPS Priority Mail. Each volume thereafter is an additional $1. International orders shipped USPS Priority Mail International Flat Rate Envelope, for a fee of $28.00; or otherwise, by weight. Sets, oversize and/or heavier volumes will generally cost more to ship, both domestically and internationally; we will quote a price to you when this is the case. Florida residents must add 7% sales tax. Payment may be by Check/Money Order (in US dollars), Credit Card (American Express, Mastercard, and Visa) or PayPal. All items are returnable within ten days of receipt.