Try writing in a different key signature occasionally. I started to find that almost every bass line or melody was in C, so on the last track I started I arbitrarily kept myself in G flat and got one of the most original-sounding songs I've written yet.

I've been thinking about starting to try this just over the last week or so, actually. Any tips on synthesizing drum samples in Reason? In the few minutes I got to play with it I got some nice kicks out of the Subtractor, but I'd be interested in hearing any advice on other samples (like cymbal ...