It happens anywhere that people will basically work for free if they can. Even where you have guilds and unions that try to set a certain floor--e.g. with films

It happens anywhere that people will basically work for free if they can. Even where you have guilds and unions that try to set a certain floor--e.g. with films in the US--it's only somewhat effective in that the floors are fairly low and people will still wait tables to try to get their big break.