Unfortunately, this feature has been removed due to changes in how browsers track and privacy features created by Apple and other browsers.
You would need Shopify, and to connect your Shopify store to Vyper to make this work.
Otherwise, you can't use this feature.
Here's how you can set up your Points Per Dollar
1. Go to the Thank you Page of your campaign
2. Click on the Bonus action located at the left panel
From there, the first option should be the Points Per Dollar.