"How often are these things actually enforced in a business like ours? And if people aren’t really enforcing them, why are we writing/signing them? “Just in case” feels like a pretty weak argument to go through all the cost, trouble, and rigamarole. Is “Imagine if someone…” enough reason to have the first step we take with a new team member covered in legal mud?"
Employment contracts: What are they good for? - (37signals)