1. Open a new tab (command-t)
2. Go to drive.google.com
3. A new folder has been automatically created, called Snapverter.
4. Open that folder.
The general idea of how to use Snapverter:
1. Take a photo of your document
2. Upload it to google drive
3. Put the photo into the "Drop here to convert" folder.
Techniques for doing that are explained, below: