diff --git a/README.md b/README.md
index 52807bc..a549955 100644
--- a/README.md
+++ b/README.md
@@ -1,17 +1,36 @@
 # yamal
 
+Yamal is a Ruby-on-Rails deployment tool, similar to Kamal but free from Docker(tm).
 
 ## install
 
+### STEP 1 : login as root
+
 ```bash
+# login as root
+apt install -y git curl
+curl -s https://git.artcode.re/miaou/miaou-bash/raw/branch/main/install.sh | bash -s &>/dev/null
+addgroup --system ssh
+useradd -ms /bin/bash -G sudo,ssh yamal
+passwd yamal # define your password, HERE!
+cat > /etc/sudoers.d/yamal_as_admin <<EOF
+yamal        ALL=(ALL:ALL) ALL
+EOF
+chmod 750 /home/yamal
+```
+
+### STEP 2 : login as yamal
+
+```bash
+sudo -iu yamal
 git clone https://git.artcode.re/rails/yamal.git $HOME/bin
 grep -q 'PATH=\$PATH:\$HOME/bin' $HOME/.bashrc || cat >> $HOME/.bashrc <<EOF
 PATH=\$PATH:\$HOME/bin
 EOF
 source $HOME/.bashrc
+echo YAMAL is now ready to deploy new RoR apps!
 ```
 
-
 ## TODO
 
 * [ ] try out on Arch