Add to Cart

Hi Guys,

I’m looking add a certain product to the cart when the user clicks on a Link (Image). If this is possible, it would just amaze all our customers. Thanks

Detail:
It’s a grocery shopping platform. When you go the webpage. We ask you to select a store. When you click on the store, we would like to add a product (free) to your cart — This makes it easier for the users to shop without having to do this manually. This also helps them to shop at a single store without an additional fee.

The page I need help with: [log in to see the link]