diff --git a/README.md b/README.md
index b2da0a3..340c9d9 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,10 @@
 # docker_postgres
 
+Shared Database Hosting
+
+https://wiki.postgresql.org/wiki/Shared_Database_Hosting
+
+Cheatsheet
+
+https://postgrescheatsheet.com
+