From cc84c6ca51000764df176e93f3228c00c7e31aa3 Mon Sep 17 00:00:00 2001
From: MatMoul <matmoul@gmail.com>
Date: Wed, 3 Jul 2019 22:27:40 +0200
Subject: [PATCH] Update CONTRIBUTING.md

---
 CONTRIBUTING.md | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index f655a3f..a3b9d57 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -2,5 +2,9 @@
 
 ## Contributing :
 * Open an issue before work to hard
-* Work on the src branch
+* **Work on the src branch**
+* **Use tab for identation**
+* **Preserve identation on empty line**
+* **Test your changes**
 
+- [ ] I've read these rules before submitting my PR.