go on Dropbox.com and see how Filesharing works.... :)
Are you guys serious? you can not share a folder between Business and home users? only in browser links?
Im a network admin and ive just spent 2h to share a folder between business and personal... even support hotline couldn help! The business support asked me if i can contact the home support for help :)))))
thats so stupid!
Go and learn from the best... in the meanwhile, am going to spread the word with all my customers!