Life Sciences Publishing promises you quality value and real service. If you are dissatisfied with the product or service you received when you ordered from LSP, just call our customer service department at any of our locations or contact us by within 10 days of your purchase. After receiving an authorization return the product in good condition and we will process your refund right away. For services rendered, report the problem within 30 days and we will refund your money or rectify the problem right away! That's the LSP guarantee!