diff --git a/README.md b/README.md
index 40b520fbf84d65173a1605e0cc812a98aa8c37ea..7142e3ff7370c012fe7c48d914efca2d35a278fa 100644
--- a/README.md
+++ b/README.md
@@ -46,59 +46,100 @@ TBD:
 * number of object files vs size
 
 
-## Install
-```
-git clone git@gitlab.flab.cesnet.cz:bodik/rwm.git /opt/rwm
-cd /opt/rwm
-make install
-```
+## Usage
+
+Beside the WORM management features, `rwm` can also be used as simple wrapper to other S3 related
+tools such as `aws` CLI, `rclone` and `restic`.
+
+It can be also used as simple backup manager for intended usecases.
+
 
-## Development
+### Install
 ```
 git clone git@gitlab.flab.cesnet.cz:bodik/rwm.git /opt/rwm
 cd /opt/rwm
 make install
-make venv
-. venv/bin/activate
 ```
 
-## simple copy: rclone with crypt overlay
+### Simple copy: rclone with crypt overlay
 
 ```
 cat > rwm.conf <<__EOF__
-RWM_S3_ENDPOINT_URL: ""
-RWM_S3_ACCESS_KEY: ""
-RWM_S3_SECRET_KEY: ""
-RWM_RCLONE_CRYPT_BUCKET: "rwmcrypt"
-RWM_RCLONE_CRYPT_PASSWORD: ""
+rwm_s3_endpoint_url: ""
+rwm_s3_access_key: ""
+rwm_s3_secret_key: ""
+rwm_rclone_crypt_bucket: "rwmcrypt"
+rwm_rclone_crypt_password: ""
 __EOF__
+
 rwm rclone_crypt sync /data rwmbe:/
 rwm rclone_crypt lsl rwmbe:/
 ```
 
-
-## restic: restic backup
+### Restic: manual restic backup
 
 ```
 cat > rwm.conf <<__EOF__
-RWM_S3_ENDPOINT_URL: ""
-RWM_S3_ACCESS_KEY: ""
-RWM_S3_SECRET_KEY: ""
-RWM_RESTIC_BUCKET: "rwmrestic"
-RWM_RESTIC_PASSWORD: ""
+rwm_s3_endpoint_url: ""
+rwm_s3_access_key: ""
+rwm_s3_secret_key: ""
+rwm_restic_bucket: "rwmrestic"
+rwm_restic_password: ""
 __EOF__
+
 rwm restic init
 rwm restic backup /data
 rwm restic snapshots
 ```
 
+### RWM: simple backups
+
+```
+cat > rwm.conf <<__EOF__
+rwm_s3_endpoint_url: ""
+rwm_s3_access_key: ""
+rwm_s3_secret_key: ""
+
+rwm_restic_bucket: "rwmrestic"
+rwm_restic_password: ""
+
+rwm_backups:
+  backup1:
+    filesdirs:
+      - /etc
+      - /data
+    excludes:
+      - *.cache
+    extras:
+      - --tag
+      - mytag1
+
+rwm_retention:
+  keep-daily: "14"
+  keep-weekly: "20"
+__EOF__
+
+rwm backup_all
+```
+
+
+## Notes
+
+#### Development
+```
+git clone git@gitlab.flab.cesnet.cz:bodik/rwm.git /opt/rwm
+cd /opt/rwm
+make install
+make venv
+. venv/bin/activate
+```
 
-### Notes
 
 ### Passing arguments
 
 Passthrough full arguments to underlyin tool with "--" (eg. `rwm rclone -- ls --help`).
 
+
 ### rclone sync
 * https://rclone.org/commands/rclone_sync/
 
@@ -106,6 +147,7 @@ It is always the contents of the directory that is synced, not the directory its
 So when source:path is a directory, it's the contents of source:path that are copied,
 not the directory name and contents. See extended explanation in the copy command if unsure.
 
+
 ### rclone crypt
 
 * corect, fails to download corrupted files
diff --git a/rwm.conf.example b/rwm.conf.example
index ea70cf93385792d5b45566b0dd5fe5159224336a..0931e9f266827932efda8fb283516873cde2c401 100644
--- a/rwm.conf.example
+++ b/rwm.conf.example
@@ -12,5 +12,5 @@ rwm_restic_bucket: "rwmcrypt"
 rwm_restic_password: ""
 
 # backup
-rwm_backups: []
-rwm_retention: []
+rwm_backups: {}
+rwm_retention: {}
diff --git a/rwm.py b/rwm.py
index 80cba591b178373760b2ee0414e685ae644ec39d..239826b1fb76ba3d65cbe8d615d1a8713a58d708 100755
--- a/rwm.py
+++ b/rwm.py
@@ -189,8 +189,8 @@ class RWM:
         excludes = []
         for item in conf.get("excludes", []):
             excludes += ["--exclude", item]
-        backup_extras = conf.get("backup_extras", [])
-        cmd_args = ["backup"] + backup_extras + excludes + conf["filesdirs"]
+        extras = conf.get("extras", [])
+        cmd_args = ["backup"] + extras + excludes + conf["filesdirs"]
 
         return self.restic_cmd(cmd_args)