A method for enhancing customer authentication and consent for finalizing an offer to a customer of a product and/or a service is provided. The method may include using a first receiver to receive an authentication request from an initiator. The authentication request may include a customer name and a customer phone number. The method may also include using a first processor to generate a pin number and transmit the pin number to the customer phone number. The pin number may include an identifier associated with the product and/or service. The method may further include using a second receiver, included in a mobile phone, to receive the pin number, and using a second processor, included on the mobile phone, to authenticate the pin number. The authentication may include verifying a match between the customer phone number and a mobile phone number associated with the mobile phone.