the answer to 1, 2 and 3 is everyone unless they like getting run over by a bus, like the sight of their own blood or enjoy seeing little children battered. Your last sentence is quite odd because you must be the only person who is hoping to pay millions of baht in tax.
On a slightly different tack Thai revenue are soon going to work out that it is not cost effective to go through your tax affairs only to find out that you might just owe them 1 to 2 thousand baht.