You can use location rules to rank the possible locations for a line item during checkout. In this tutorial series, you'll use [Shopify Functions](/docs/apps/build/functions) to create a function that prioritizes locations in a particular country defined by the user. > Beta: > Location rules is a new feature that's only available by request. Reach out to [Shopify Plus Support](https://help.shopify.com/en/support/plus) to know more about your eligibility and the requirements for the beta program. ## What you'll learn In this tutorial series, you’ll learn how to do the following tasks: - Set up your environment to use functions. - Create a location rule function. - Add configuration options to your location rule function using metafields. - Build a location rule user interface using [Admin UI extensions](/docs/api/admin-extensions). ## Requirements > Shopify Plus: > Only stores on the [Shopify Plus](https://www.shopify.com/plus) plan can use custom order routing location rules. - You've created a [Partner account](https://www.shopify.com/partners). - You've created a [development store](/docs/api/development-stores#create-a-development-store-to-test-your-app). - You've [created an app that uses Shopify CLI 3.49.5 or higher](/docs/apps/build/scaffold-app). If you previously installed Shopify CLI, then make sure that you're using the [latest version](/docs/api/shopify-cli#upgrade). Start with the [Remix app template](/docs/api#app-templates) if you plan to make your location rule configurable and create a UI for it. Otherwise, start with an [extension-only app](/docs/apps/build/app-extensions/build-extension-only-app) and let Shopify host it for you. - You've installed [Node.js](https://nodejs.org/en/download) 16 or higher. - You've [installed your app](/docs/apps/build/scaffold-app#step-3-install-your-app-on-your-development-store) on the development store. ### Rust-specific requirements The following requirements are specific to Rust-based development with Shopify Functions. - You've installed [Rust](https://www.rust-lang.org/tools/install). On Windows, Rust requires the [Microsoft C++ Build Tools](https://docs.microsoft.com/en-us/windows/dev-environment/rust/setup). Make sure to select the **Desktop development with C++** workload when installing the tools. - You've installed the [`wasm32-wasip1` target](https://doc.rust-lang.org/rustc/platform-support/wasm32-wasip1.html):

## Tutorials Follow the tutorial series to go from "Hello World" to a functional location rules experience.

Tutorial 1: Getting started with building location rules

Create a new location rule function.

Tutorial 2: Make your location rule function configurable

Add configuration to your location rule function using metafields.

Tutorial 3: Build a location rule user interface

Build a new page in your app where merchants can view location rules.

## Developer tools and resources Explore the following developer tools and resources to get familiar with building location rules.

Order Routing Location Rule API reference

Consult the GraphQL reference for the Order Routing Location Rule API.

Language support

Learn about the language support and tooling that are available in Shopify Functions.