> Portal Navigation: > > - Append `.md` to any URL under `https://dev.wix.com/docs/` to get its markdown version. > - Pages are either content pages (article or reference text) or menu pages (a list of links to child pages). > - To get a menu page, truncate any URL to a parent path and append `.md` (e.g. `https://dev.wix.com/docs/sdk.md`, `https://dev.wix.com/docs/sdk/core-modules.md`). > - Top-level index of all portals: https://dev.wix.com/docs/llms.txt > - Full concatenated docs: https://dev.wix.com/docs/llms-full.txt ## Resource: Introduction ## Article: Introduction ## Article Link: https://dev.wix.com/docs/api-reference/business-management/marketing/referral-program/referring-customers/introduction.md ## Article Content: # About the Referring Customers API The Referring Customers API allows you to manage referring customers on a site. With the Referring Customers API, you can: + [Generate a referring customer for a contact](https://dev.wix.com/docs/rest/business-management/marketing/referral-program/referring-customers/generate-referring-customer-for-contact.md) to create new referring customers. + [Retrieve a referring customer by ID](https://dev.wix.com/docs/rest/business-management/marketing/referral-program/referring-customers/get-referring-customer.md) to get customer details. + [Get a referring customer by referral code](https://dev.wix.com/docs/rest/business-management/marketing/referral-program/referring-customers/get-referring-customer-by-referral-code.md) to find customers using their unique code. + [Query referring customers](https://dev.wix.com/docs/rest/business-management/marketing/referral-program/referring-customers/query-referring-customers.md) to search and filter referring customers. + [Delete a referring customer](https://dev.wix.com/docs/rest/business-management/marketing/referral-program/referring-customers/delete-referring-customer.md) to remove referring customers from a program. ## Before you begin It's important to note the following points before starting to code: - The Referring Customers API requires a Business or higher plan for Wix Editor, or a Plus or higher plan for Wix Studio. - A site must have at least one of these apps installed: Wix Stores, Wix Bookings, Wix Events, Wix Pricing Plans, or Wix Restaurants Orders. ## Terminology - **Referring customer:** A site member who shares a referral URL with potential new customers. - **Referred friend**: A person who clicks on a referral URL shared by a referring customer. - **Referral code**: A unique code assigned to a referring customer, used to track referrals. - **Referral program**: A feature that allows a site's members to refer friends to a business by sharing referral URLs. There is an option to reward both the customer doing the referring and the friend being referred. - **Referral reward**: An incentive given to a referring customer when their referral results in a desired action such as making a purchase. @sdk_package_setup