Carts are an essential part of Owlcure Analytics. A web personalizer can add content to add to cart popup like cross-sell suggestions based on these events. Owlcure E-mailing can send Abandoned cart campaigns.
Add to cart
Remove from cart
Cart remote creation
For letting the Owlcure system add items into customers' cart, the best way is to create a GET parameter cart, which is doing so.
The link above should add two items with id 2112 and three items with id 1523 to cart.