Update README.md

Author: blainsadler

README.md

@@ -75,7 +75,7 @@ Create a React component representing a common UI element seen across Robin.
 
 ## Preparing and submitting the challenge
 
-Please submit your response in the form of a git patch. This can be generated by running the following command. Please check to make sure all your changes are committed before generating the patch file.
+Please submit your response via email in the form of a git patch. Please check to make sure all your changes are committed before generating the patch file. Once generated you can attach the patch file and email it back to the person who sent you the challenge. The patch file can be generated by running the following command.
 
 ```
 git format-patch master --stdout > <yourname>-solutions.patch