README.md in imap-backup-4.0.0.rc1 vs README.md in imap-backup-4.0.0.rc2

@@ -18,24 +18,28 @@
 
 # GMail
 
 To use imap-backup with GMail, you will need to enable 'App passwords' on your account.
 
-## GMail OAuth2
+# Installation
 
-GMail OAuth2 authentication is supported, but as GMail's policy requires
-users to set up an application specific to their account, the feature
-is disabled by default.
+```shell
+$ gem install 'imap-backup'
+```
 
-You will need to set the environment variable IMAP_BACKUP_ENABLE_GMAIL_OAUTH2.
+# Commands
 
-To set it up, [follow the HOWTO](docs/setting-up-gmail-with-oauth2.md).
+For a full list, run
 
-# Installation
+```
+$ imap-backup help
+```
 
+For more information about a command, run
+
 ```shell
-$ gem install 'imap-backup'
+$ imap-backup help COMMAND
 ```
 
 # Setup
 
 In order to do backups, you need to add accounts via a menu-driven command
@@ -145,9 +149,19 @@
 # Result
 
 Each folder is saved to an mbox file.
 Alongside each mbox is a file with extension '.imap', which lists the source IMAP
 UIDs to allow a full restore.
+
+# Local commands
+
+There a various commands for viewing local backup status.
+
+To view the list, use
+
+```shell
+$ imap_backup help local
+```
 
 # Troubleshooting
 
 If you have problems: