Explained types of users in README.md file.

README.md

@@ -29,6 +29,7 @@ This repository includes:
   - [Test your setup](#test-your-setup)
     - [Using the `status` command:](#using-the-status-command)
     - [Using the `test_setup` command:](#using-the-test_setup-command)
+  - [Run it and make it available to use](#run-it-and-make-it-available-to-use)
     - [Create your first admin user](#create-your-first-admin-user)
 
 
@@ -220,7 +221,13 @@ Config file loaded successfully.
 
 
 
-## Create your first admin user
+## Run it and make it available to use
+
+First make sure it is running by calling the `db-middleware start` command.
+
+### Create your first admin user
+
+We have two types of users, admin and regular (called just user), the admin can add/update/delete database connections, and create/delete normal users.
 
 We recommend creating one admin user, and use that to create normal users via the API.
 
@@ -238,6 +245,8 @@ Enter role (admin/user): admin
 +-----------------------------------------------------------------------------+
 ```
 
+You don't need passwords for this, just the username and role.
+
 ---