Google Docs is a collection of applications that make it easier to produce the kinds of files commonly used. An easy-to-use web based online word processor, spreadsheet and presentation editor that enables you to create, store and share instantly, and collaborate online in real time. You can create new documents from scratch or upload existing documents, spreadsheets and presentations. There’s no software to download, and all your work is stored safely online and can be accessed from any computer.
Google docs make it easy to share files with online client, you can send it thru email. Multiple users can access the document at the same time and collaborate on projects. This tutorial could be useful for beginners.