After that, you have to build an email list around your targeted marketing campaign using lead magnets, email signups, and much more. Now, craft a compelling email campaign using ChatGPT which should include the benefits, services offered, and affiliate link. Now, monitor the emails for click-through rates and conversion rates and it will give you a good idea of how well your campaign is performing. Email affiliate marketing is surely one of the lucrative ways to earn money using ChatGPT without much effort.