diff --git a/Development_Contribution.md b/Development_Contribution.md
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--- a/Development_Contribution.md
+++ b/Development_Contribution.md
@@ -19,8 +19,9 @@ More details can be found [here](https://github.com/caronc/apprise/tree/master/b
 # Building Your Own Notification Plugin
 
 It basically boils down to this:
-- You just need to create you just need to create a single notification in the `/plugins/NotifyServiceName.py`
+- You just need to create a single notification python file as `/plugins/NotifyServiceName.py`
 - Make sure you call the class inside `NotifyServiceName` and inherit from `NotifyBase`
+- Make sure your class object name is the same as the filename you create.  This is very important!
 - From there you just need to at a bare minimum define:
   - **the class objects**:
     - `service_name`: A string that acts as a default descriptive name associated with the Notification