roland forums sometimes have styles you can download.
Check these:
http://www.roland.co.uk/
http://www.rolandforums.co.uk/forums/
also this one:
http://roland-arranger.com/index.php?option=com_frontpage&Itemid=1

Talk to Diki Ross on these forums and also in our General Arranger forum in the synthzone.
Bebop