Use our free Virginia LLC Operating Agreement template to create a legally binding contract that regulates the business activities and management structures. A witness signature acts as a confirmation tool in legal agreements.It affirms that all signing parties authenticate the document and consent to its terms. How would I fill out the bottom of a payment agreement when it says signed this ____ day of ______, ____, at ______, ______? If you are claiming to be a witness to parties signing an agreement: Yes, you need to witness the signing. Starting July 1, 2019, landlords must offer written leases. If the landlord does not do that, the law sets out a specific lease that will apply. How to fill out the Virginia Realtors Residential Management Agreement? In some legal scenarios, a witness must validate the authenticity of the signer's identity. Testate: dying with a will.