Selling a product or service using CGC platform is pretty much straight forward.
Create a payment link via Media > Bookmarks > Payment Urls
Choose your favorite payment method and set up a Payment url
Create a new product Dashboard > Product Items > + New
Choose a premade template from E-Commerce category
Set up available options from product's page and set it to public
You can edit content of the product adding image, title, description
Navigate to your profile, click the Store tab to see all available products
To edit and update a product