Any order for Cubix Standard Products as listed in the published price list that is accepted for return from customer after invoice for shipment, (non-Cubix initiated), may be subject to a restock charge of 15% if product is returned freight prepaid within 30 days of shipment. Product returns after 30 days from shipment are subject to charges greater than 15%. Customer is also charged for de-installation if appropriate. Purchase Orders involving custom configurations or custom sourcing provisions are non-cancelable and are subject to a restock charge of up to 100%, at the discretion of Cubix Management.