The One Cloud Application You Must Use? Online Backup

Matthew McKenzie dismisses popular cloud apps such as Google Docs and Dropbox, but argues that an online backup service such as Mozy - there are lots of them - is an absolute must.

"Here's an interesting exercise: Pick one cloud-based service that every small business should be using.

My pick isn't Gmail or Google Docs. It's not even my faithful friend Dropbox or my Skype account. It certainly isn't any of the million or so social networking tools that try to palm themselves off as "essential."

Here's my pick: Online backup services."