diff --git a/README.md b/README.md
index 7517f5d..4ac9a2d 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,10 @@
 Select a guide to install your environment.
 
 ## Easy way to run locally
+Into Ubuntu, minimal dependency:
+```bash
+sudo apt install make git
+```
 Clone the project:
 ```bash
 git clone https://github.com/ERPLibre/ERPLibre.git
diff --git a/doc/DEVELOPMENT.md b/doc/DEVELOPMENT.md
index af10163..6fdb92f 100644
--- a/doc/DEVELOPMENT.md
+++ b/doc/DEVELOPMENT.md
@@ -197,6 +197,14 @@ source ./.venv/bin/activate
 python odoo/odoo-bin scaffold MODULE_NAME addons/REPO_NAME/
 ```
 
+## Use Code generator
+
+Read CODE_GENERATOR.md.
+
+# Version
+
+Read GIT_REPO.md to understand how changer version.
+
 ## Python version
 
 Your actual version is in file .python-version. Use script `./script/version/change_python_version.sh 3.7.12` to change to version 3.7.12 .
diff --git a/doc/FAQ.md b/doc/FAQ.md
index 285ebd6..fc8c90e 100644
--- a/doc/FAQ.md
+++ b/doc/FAQ.md
@@ -1,5 +1,19 @@
 # FAQ
 
+## Scripting
+
+### Search all duplicate file recursively in given directory
+
+```bash
+find . -type f -printf '%p/ %f\n' | sort -k2 | uniq -f1 --all-repeated=separate
+```
+
+### Search all duplicate directory recursively in given directory
+
+```bash
+find . -type d -printf '%p/ %f\n' | sort -k2 | uniq -f1 --all-repeated=separate
+```
+
 ## Networking
 
 Show all open port
diff --git a/doc/RELEASE.md b/doc/RELEASE.md
index 327923c..89f4436 100644
--- a/doc/RELEASE.md
+++ b/doc/RELEASE.md
@@ -45,6 +45,7 @@ make format
 To generate database images in directory `./image_db`, run:
 
 ```bash
+make config_gen_all
 make image_db_create_all
 ```
 
@@ -73,6 +74,8 @@ grep --color=always --exclude-dir={.repo,.venv,.git} --exclude="*.svg" -nri v1.2
 
 Replace if need it to new version.
 
+Update file `./pyproject.toml` in [tool.poetry], line `version =`.
+
 ### Test production Ubuntu environment
 
 Follow instructions in [PRODUCTION.md](./PRODUCTION.md).
@@ -185,6 +188,10 @@ List your docker version
 You need to push your docker image and update your tag, like 1.0.1:
 > docker push technolibre/erplibre:VERSION
 
+## Do a release on github
+
+Visit `https://github.com/ERPLibre/ERPLibre/releases/new` and create a release named `v#.#.#` and copy information from CHANGELOG.md.
+
 # TIPS
 
 ## Compare repo differences with another ERPLibre project