Dropbox, whose cloud storage and file-sharing application has been adopted by millions of consumers, will add single sign-on (SSO), its latest feature for businesses as it seeks to penetrate the ...

The feature, which allows you to add comments to Dropbox files and have conversations in the side-pane, can also be disabled for individual documents, allowing a degree of granularity.

The company on Wednesday announced Dropbox for Business, a paid service that provides Dropbox's bread-and-butter file hosting, but with a smorgasbord of additional features.