Rolled up holiday pay

cooper1203:
because they cant do anything about it. Even if the chairman of the agency/payroll company is in the country you can bet that they cant be traced easily and even if they are found they just fold the company and start another.

unfortunatly joe public is easily found and traceable has assets that can be siezed and its no good going bankrupt because they can still sieze your assets

Yes. If you want to do anything illegal, do it through a company.
Regulators are about as useful as all those Government inquiries we have - a bit inconvenient but ultimately nothing to lose sleep over.
On the other hand - get caught nicking a Mars bar from Tesco & it’s going on your record to hinder you no end.