Below is a list of forms and information that may be required to complete a Request for Proposal Response. Looking for some suggestions on sending and receiving clients contracts and agreements, possibly with e-signatures or just tickboxes.Create, commit to, and manage your agreements all in one platform with Docusign IAM. Electronically sign for free. We can help you establish contracts that truly reflect your interests. Discuss your legal needs today. We'll help you craft the best vendor contract agreement for your specific needs, and help you manage that relationship as long as you need it. The answer lies in four critical ingredients: an offer, acceptance, consideration, and mutual intent to establish a legal commitment. How do you sign contracts over the internet? Are e-signatures valid?