Setting up an e-store and shopping cart on WordPress may cost as little as $5 a month, plus a percent of sales.
See video tutorial below this article.
Digital products such as ebooks and software or tangible products that need to be shipped can be sold on your wordpress site when you add a shopping cart and payment button.
Paypal is a partner with many popular e-store software programs and you can access these from paypal.
The e-store partners with paypal have software that is designed to integrate with paypal. To install the payment buttons you will copy and paste code that is provided.
The e-store software will deliver the digital products to the customer after payment is received. You upload the digital products to your e-store so the automated delivery can be set up.