How do you add a Paypal donate button to a Google site?

To add a PayPal donate button to a google Site, first log in to your PayPal account and create a donate button using the "PayPal Buttons" feature. Once you've customized your button, copy the HTML code provided by PayPal. In your google Site, go to the page where you want to add the button, click on the "Embed" option, and select "Embed Code." Paste the HTML code and click "Next," then "Insert" to add the button to your site. Finally, publish your changes to make the donate button visible.