diff --git a/Development.md b/Development.md
index 5155bc5..8d4b7d2 100644
--- a/Development.md
+++ b/Development.md
@@ -15,3 +15,9 @@ To clone YBDB, change to a directory in which you want to store YBDB (e.g. ~/Sit
     git clone https://github.com/Yellow-Bike-Database/tracks.git
     cd tracks
 
+If (when!) you produce a cool new feature or fix a bug, create a patch. If you develop in a branch called ‘experiment’:
+
+    git diff master..experiment > my_feature.patch
+    Then attach my_feature.patch to a ticket.
+
+Or you can sign up for a free account on GitHub and fork YBDB using the convenient button. You can then use the button to issue a pull request for your changes to be pulled into the main repository.