Customer satisfaction is of a paramount importance at IntechOpen and we take all complaints very seriously. Our Authors, their institutions, and other purchasers, if dissatisfied with the service provided, or the product purchased, can file a written complaint to IntechOpen, 167-169 Great Portland Street, London, W1W 5PF, United Kingdom, or via the following e-mail address: info@intechopen.com.

For EU product safety concerns please contact IN TECH d.o.o., Prolaz Marije Krucifikse Kozulić 3, 51000 Rijeka, Croatia, or info@intechopen.com.

Receipt of complaints will be acknowledged in writing and IntechOpen will respond fully to concerns within 15 business days.

Customers have the right to terminate the contract without giving any reason (written notice of termination). The deadline for said termination is fourteen (14) days from the date of receipt of goods. Returns are at the expense of the Customer and must be made within the fourteen (14) days from the date of the written notice of termination. IntechOpen will process refunds to the Customer without undue delay.

In the event that the Publisher ships damaged or misbound copies of products, or duplicate or incorrect copies of the products are received by the Customer, the Publisher will accept returns at the Publisher's expense, provided notice of such damaged or incorrect shipment is given to the Publisher within fourteen (14) working days from the date of receipt.

Publishing errors, including but not limited to typographical errors, having no significant effect on the editorial content or design characteristics of the products, cannot be considered a reason for rejecting payment or, as the case may be, modifying the agreed price.

At the Publisher's request, the customer should provide evidence of the damaged or incorrect shipment. The Publisher will refund or ship the ordered products without delays.

IntechOpen is compliant with European Union's General Product Safety Regulation (GPSR).