Whenever someone clicks a link to buy your VHX package, the Checkout Embed will automatically trigger slide out to make a seamless checkout experience
Any link on any page pointing to http://yoursubdomain.vhx.tv/buy or http://yourfulldomain.com/buy will be picked up by the checkout embed. Whenever someone clicks on those links will automatically slide out the checkout form to purchase on your site.
If you have multiple linked sites on your page (yoursubdomain.vhx.tv and myfriend.vhx.tv), you can additionally set specific data-vhx-site attributes on individual links to override your primary one set on the script tag. It looks like this: