November Release is On 11/15/2017
The Cart 2.0 Inventory relationship item dropdown listing and the Cart Check out page were enhanced to support stock check feature.
The Cart 2.0 Add button in the Item List Page and Add to Cart button in Item Detail Page were enhanced to recognize the Inventory Allow Back Order override flag. This allows a specific item to be added to a cart based on set criteria despite being out of or low in stock.
The Cart 2.0 for the Customer was enhanced to have an ability to upgrade to Rep directly from the shopping cart.