diff --git a/README.md b/README.md
index 0e58afa..2764439 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,9 @@
 
 A collection of scripts and tips to make a Misskey admin's life a little bit easyer
 
-# Script list:
+Abstract: a VPS, Docker, a Misskey instance, what could save you some time ?
+
+# Scripts list:
 
 ## backup_postgres.sh
 A daily backup for your docker postgresql database, run it daily
@@ -13,3 +15,9 @@ Prune all orphaned images, and stopped containers
 
 ## get_container_id.sh
 Get container ID from name (used in other scripts)
+
+# Tips list: 
+
+## Separate code and data
+
+The default misskey docker install guide will place misskey code and your instance data in the same directory. Is something goes wrong on a later time, you may accidentally trash your datas.