Setup Google Drive
Open https://drive.google.com in your web browser of choice and ensure you're signed in to your DVR account.
In the left hand panel click Shared with me.
In this view you'll see a folder named DVR Shared, right click the folder and select Add to My Drive.
In the popup box that follows just click Move.
Now you can return to My Drive in the left panel and you'll see the folder DVR shared has been added to your drive.
You can now add and edit file within this folder and all other collaborators will be able to view your files/changes immediately.