3. If I was a paralegal and I was preparing a deed for the closing of a purchase of real property, I would be able to act as a witness for Ruth White as long as I physically see her sign the document. Her husband, Timothy White, cannot sign as a witness for her because they are married and he holds interest in the sale of the property. Linda Green, one of the purchasers of the property also cannot act as a witness for Ruth because she holds interest in he property as the huver