In the case of the police or military, it might also allow him to continue abusing the locals in a new precinct or province. What a deterrent to wrongdoing. Prime Minister Thaksin has vowed to shake up the system. He's decided that this inactive post deal is pretty inefficient. It's not like there are a bunch of inactive posts waiting to be filled with miscreants.
Inactive posts have to be created every time some public scoundrel is called on the carpet.
That way, new ones don't have to be created. What a deterrent to wrongdoing. Sociologists, criminologists, political scientists and politicians all say corruption in Thailand is a very complex and intractable problem. If some bureaucrat, cop or soldier is corrupt, fire him, prosecute him and throw the bum in jail. Perhaps old thinking, old methods aren't so bad after all.