If you want to prompt customers to review any terms & conditions prior to purchasing content, you can enable Terms & Conditions to be displayed during the checkout process.
Before you link the page you'll need to create it first!
To enable Terms and Conditions, navigate to Settings, then click on Storefront Settings.
Enter the Page URL into the Terms of Service URL field. Click Save.
NOTE: You would want to ensure you paste your URL in you include https:// at the front. Otherwise, the link on your checkout page won't redirect correctly.
Terms & Conditions will automatically appear on the customer information page and customers will need to agree to create their account.