# Users

Manage end-users in your helpdesk system

 - [POST /get_user](https://developers.intercom.com/docs/guides/fin-custom-helpdesk/api-posts-only/users/getuser.md): Retrieve an end-user by their ID. Used to load an end-user from the customer's system. We will call this during synchronization to get the latest data about the end-user to drive the Fin workflows an
 - [POST /update_user](https://developers.intercom.com/docs/guides/fin-custom-helpdesk/api-posts-only/users/updateuser.md): Update an end-user by their ID.
 - [POST /create_user](https://developers.intercom.com/docs/guides/fin-custom-helpdesk/api-posts-only/users/createuser.md): When an end-user starts a conversation in the Fin Messenger and there is no information about them in the third party we request a new record be created.