That's been done and done why it's not secure and a fine way to lose it all.
We use a Secure server at the office with SSH on just about everything. Google "Your OWN Cloud" if you must but what is a cloud can be debated.
To the small business owners. What software(s) do you use to give your team mobile flexibility, while keeping everything secure?

Chowhound
Comic Vine
GameFAQs
GameSpot
Giant Bomb
TechRepublic