Updated readme.

Author: ashryanbeats

readme.md

@@ -4,12 +4,26 @@ This repo will contain Getting Started sample apps to accompany the Android deve
 
 Stay tuned for updates as we build out this library of samples!
 
-## More resources
+## How to use
+
+This repo contains multiple example apps. Each subdirectory is an example app that accompanies an Android developer guide on [creativesdk.com](http://creativesdk.com).
+
+The instructions for setting up each app can be found in the readme in its subdirectory. The subdirectory readmes also contain links to their respective developer guides, where you can get step-by-step instructions for creating the apps.
+
+**Your first step should be to check out the app subdirectory that you are interested in, and follow the instructions in that subdirectory's readme.**
+
+## More resources for the Creative SDK
 
 ### Developer portal
 
 [Visit our Android developer portal](https://creativesdk.adobe.com/docs/android/#/index.html) for component guides, class references, and more.
 
 ### Blog
 
-We have all kinds of Android content on our blog that explores deeper aspects of the Creative SDK. Have a look at [our Android category on blog.creativesdk.com](http://blog.creativesdk.com).
+We have all kinds of Android content on our blog that explores deeper aspects of the Creative SDK. Have a look at [our Android category on blog.creativesdk.com](http://blog.creativesdk.com).
+
+## Contributing to this repo
+
+Pull requests and GitHub issues are welcome!
+
+If you want to do a pull request, please get in touch with us before you start writing code, so we can avoid duplicated effort or unnecessary work.