US Patent 11502981 Email based e-commerce using embedded forms

A method implemented in an e-commerce system to facilitate transactions between a customer and a vendor using embedded forms includes requesting by a vendor system to an e-commerce system to generate an embedded form for use in an SMTP email campaign. The method further includes transmitting emails with embedded forms including at least one token by the vendor system to a customer device. The method further includes rendering the embedded form in email to the customer device and receiving a response email, wherein the response email includes input details requested in the specified input fields and a token; authenticating the response email; decoding the token and processing a transaction based on the customer input details requested in the specified input fields of the embedded form.