linking to wiki guides

CONTRIBUTING.md

@@ -5,23 +5,20 @@ Contributions to this repository encouraged! We're all learning so mistakes and
 Here are the type of contributions we are looking for:
  - bug-fixes
  - making the code easier to read
- - adding a link to your creative version
+ - adding a link to your creative version of a challenge or tutorial - [guide](https://github.com/CodingTrain/website/wiki/Community-Contributions-Guide)
  - website design improvements
- - adding any missing content
+ - adding any missing content - [guide](https://github.com/CodingTrain/website/wiki/Content-Contribution-Guide)
 
-The code in the repository should match the code written 
-in the YouTube tutorials, so that fellow passengers can  
-use this code as a base for their own implementations.
+The code in the repository should match the code written in the YouTube tutorials, so that fellow passengers can use this code as a base for their own implementations.
 
 To make a contribution, fork this repository and create a pull request.
-Please try to **include a link to a running demo** (or video / gif / 
-screen capture) in the pull request's description. This makes it easy to 
-quickly view the contribution and provide feedback!
 
-If you are just editing a single file, you may click the pencil when viewing
-the file to edit in the browser.
+If it is a "commmunity contribution" please try to **include a link to a running demo** (or video / gif / 
+screen capture) in the pull request's description. This makes it easy to quickly view the contribution and provide feedback! [Here is a guide with more instructions](https://github.com/CodingTrain/website/wiki/Community-Contributions-Guide).
+
+If you are just editing a single file, you may click the pencil when viewing the file to edit in the browser.
 
 If you are unsure about git and GitHub, and how to make your contribution,
-you should watch [Git and GitHub for Poets](https://www.youtube.com/playlist?list=PLRqwX-V7Uu6ZF9C0YMKuns9sLDzK6zoiV).
+these [Git and GitHub for Poets tutorials](https://www.youtube.com/playlist?list=PLRqwX-V7Uu6ZF9C0YMKuns9sLDzK6zoiV) might help.
 
 Happy Coding!