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Try contacting some unions, they will probably at least be able to give you some advice.
Also see if you can locate some sort of american worker group, something that is dedicated to the rights of...

Well it depends on the state where this is, in my state (NC) all labor is a "right to work" (no Unions) Anyway NC, is also a "no lunch state" now no one would really tell you you can't take a lunch,...