# Shipping - [Shipments and shipping categories](https://docs.commercelayer.io/data-model/shipping/shipments-and-shipping-categories.md): Shipment creation and splitting logic, stock line items, and how shipping categories affect order fulfillment - [Stock transfers](https://docs.commercelayer.io/data-model/shipping/stock-transfers.md): Moving inventory between stock locations — automatically during order fulfillment or manually to reorganize stock - [Shipping zones and methods](https://docs.commercelayer.io/data-model/shipping/shipping-zones-and-methods.md): Defining shipping zones by location and configuring shipping methods with cost structures, availability rules, and weight-based tiers - [Delivery lead times](https://docs.commercelayer.io/data-model/shipping/delivery-lead-times.md): Providing customers with estimated delivery time ranges based on stock location and shipping method - [Shipping carriers](https://docs.commercelayer.io/data-model/shipping/shipping-carriers.md): Connecting carrier accounts to markets for rate options, shipping labels, and tracking numbers - [Parcels, packages, and pickups](https://docs.commercelayer.io/data-model/shipping/parcels-packages-and-pickups.md): Organizing shipment contents into parcels and packages, with parcel line items and carrier pickup scheduling - [Geocoders](https://docs.commercelayer.io/data-model/shipping/geocoders.md): Converting customer addresses into geographic coordinates to power address validation and location-based features --- # 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://docs.commercelayer.io/data-model/shipping.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.