# Story cart - [Cart styles](https://story.groupthought.com/cart/story-cart/cart-styles.md): Story includes a set of modern cart designs which have powerful functionality - [Shipping message](https://story.groupthought.com/cart/story-cart/shipping-message.md): Set a threshold to qualify for free shipping and display the progress in the Cart - [Estimate shipping calculator](https://story.groupthought.com/cart/story-cart/estimate-shipping-calculator.md): Allow customers to estimate shipping fees from the cart - [Cart settings](https://story.groupthought.com/cart/story-cart/cart-settings.md): How to locate settings and options for the cart --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://story.groupthought.com/cart/story-cart.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.