that you can then install Dropbox on another computer and, using the same login details, recreate your Dropbox folder. Anything saved in the folder on computer A will automatically appear in computer B's Dropbox folder, and vice versa. Indeed, you can add-in computers C, D, E, and so on, and even mobile devices can get in on the action. There's a Web interface that allows access to files, too.

Perhaps the chief benefit for business is that, should a notebook get stolen or lost, restoring its files is as simple as , entering the username, and letting it sync the contents (provided your employees have been trained to always save their files in the Dropbox folder, of course).

Dropbox offers free 2GB of storage per user, which is enough for hundreds of modest office documents, and I couldn't find any restrictions on business users signing-up for free accounts. All you need is to download the client software and sign up during the installation process, using your e-mail address.

Before you ask, yes, it's massively secure. SSL connections are used to make the transfer of data to and from the cloud, and all data is stored using AES-256 encryption. Even if a stranger were to somehow pull your data from the cloud, it would be gibberish.

Each user can to 50GB of storage for $10 per month, or 100GB for $20. This isn't a huge amount of money, although it could add up once your organization starts to grow.