Office Romance Can Fire You Up -- Or Get You Fired

9. Avoid married colleagues

Having an affair with a married coworker is a bad idea. These relationships tend to crash and burn, and there you stand gathering pieces of your heart off the floor. The seismic fallout on others, including spouses, children and officemates, is significant.

You also may find yourself in legal hot water, with divorce lawyers tracking your emails and phone calls. Now, your once-scintillating romance is the subject of hushed banter in the lunch room. Breaking up under the glare of coworkers is hard enough, but when it involves a married person, the landscape is that much more unforgiving.