One of the most powerful features of Google Drive is the ability to share a Document with someone and allow them to collaboratively work on the same Document without having to worry about:
When Sharing a Document in Google Drive, all the work is done within a web browser and revisions are tracked so that you can rollback to a previous version at any time. You can work together on the Document at different times or work in real-time and see each other’s changes and edits live. Here are the basics on how to share a Document with someone else: