====== "Add to Cart" Parameters ======

== cart=empty (v0.4.0+) ==

  - Empty your cart completely.
  - You can also add "empty=true" or "empty=yes" along with regular cart add parameters to empty the cart before adding your new items.

== cart=checkout ==

  - Bypasses the cart entirely. Goes straight to checkout.
  - Useful as a complement to a "View Your Cart" link. (ie. a "Checkout Now!" link)

== cart=updateinfo ==

  - Can be sent to a customer to have them update their account info, including passwords and credit card.
  - Useful for subscriptions that have expiring credit cards. Send your customer something like ''http://yourdomain.foxycart.com/cart?cart=updateinfo'' and they can update their own info.