Recently posted on the AWS blog by chief evangelist Jeff Barr  is an invitation to all parties to contribute changes and fixes in the form of a pull request.

Now AWS documentation can be easily edited or changed by clicking on the Edit on Github button, which is prominently displayed at the top of the page.

For a simple walkthrough, please follow the link:

https://aws.amazon.com/blogs/aws/aws-documentation-is-now-open-source-and-on-github/