Better check the Kazaa Lite license carefully.
I don't have too, I don't use the programs anyway. I am bandwidth deprived and don't use them. I belong to a few groups of 80's music fans. We just use our web space and offer music to other fellow fans we trust. Quicker, safer, and spyfree.
We used to use www.myplay.com until it died a few months ago. It was a great way to share without using your space/bandwidth. There is thousands of ways, Newsgroups are still popular too.