Update CONTRIBUTING.md
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index fdbfbe8..21a93d7 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -25,8 +25,13 @@
 
 There are multiple ways to contribute: report bugs, improve the docs, and
 contribute code.
-
-For instructions on this, start with the 
+  
+For instructions on this, start with the
 [contribution overview](http://cordova.apache.org/contribute/).
 
+The details are explained there, but the important items are:
+ - Check for Github issues that corresponds to your contribution and link or create them if necessary.
+ - Run the tests so your patch doesn't break existing functionality.
+
 We look forward to your contributions!
+