However, one month after the first order, a second delivery of cleaning products arrives. The seller of the supplies insists that you have agreed to purchase monthly cleaning products worth 250 $US. You remember an agreement to order deliveries as needed. In the absence of a written sales contract, the details of the sale would remain rather controversial. This proposed contract of carriage is intended as a binding contract between a transport service provider and a private or commercial customer. For all vendor standard commercial products, separate license agreements are negotiated when these items are ordered by the customer. A simple presentation of a compensation agreement (also called a harmless agreement). Sections to keep a business or business free from burdens, losses or damages. .