It's simple. I slap 'em around a bit, torture 'em, make their lives hell...Sure, the nice guys'll run away,but every now and then you'll find a prince like Spike who gets off on it.
[NAFDA] Workshop, post, discuss, and read Smallville fanfic here. Most, but not all, will be slashy. After all, PPO does stand for Pansexual Prettyboy Orgy.