I am having a plastic surgery and moving to another country .Google has some signs and If you are earning below average and trigger some alarms they may also check your account manually.
i dont feel like typing a real response, so ill just post a quote from the google toolbar privacy policy for you to take a look at...
let's just say that if you're cloaking...don't access your cloaked sites backend with a Google toolbar enabled browser...to be on the safe side