--- /dev/null
+## Contributing
+
+- With issues:
+ - Use the search tool before opening a new issue.
+ - Please provide source code and commit sha if you found a bug.
+ - Review existing issues and provide feedback or react to them.
+
+- With pull requests:
+ - Open your pull request against `master`
+ - Your pull request should have no more than two commits, if not you should squash them.
+ - It should pass all tests in the available continuous integrations systems such as TravisCI.
+ - You should add/modify tests to cover your proposed code changes.
+ - If your pull request contains a new feature, please document it on the README.