What is an ajax cart?
An Ajax cart allows adding and removing items in the cart without refreshing the page. It also allows the customer to skip the cart page and go straight to the checkout page.
An example of this is shown below:
Why can't I use an ajax cart?
Unfortunately, an ajax cart is not compatible with Discounted Pricing. For the app to work, the customer must pass through the cart page so that the discounts will be properly applied.