The Ultrapeers are there to help you connect to hosts around the world...
You only get 3 Ultrapeers with limewire basic and with Pro you get 5...
Have a look at this thread it will give you tips on searching...
http://www.gnutellaforums.com/limewi...ind-music.html
This one will give you tips on what to avoid...
http://www.gnutellaforums.com/downlo...h-results.html