## Using Cart Adjustments

Using these endpoints, you can make adjustments to a cart or to the line items within a cart.

### Important Endpoints
- [Add or update item attributes and fees](https://developer.fabric.inc/v2/api-reference/cart-api/attribute/add-or-update-item-attributes-and-fees)
- [Adjust prices for a cart item](https://developer.fabric.inc/v2/api-reference/cart-api/adjustments/adjust-prices-for-a-cart-item)