Another tech turned me on to this. He needed to be able to transfer files back and forth between customers easily.
Drop Box gives you 2 free gigs of storage. On your computer you treat it like a normal hard drive or directory. This directory can be private so only you can get to it. But it also has a public directory where all you have to do is send someone a link and they can pull the file down.
I have some ideas on how to use this to cut some of my bandwidth usage on my website.
Here's the link to check it out:
Drop BoxFull disclosure: if you sign up from clicking the above link, I get an additional 250 meg additional storage. Something Ya'll can take advantage of also.
Ralph