> No, the Fourth Amendment applies to private actors acting on behalf of the government.
It applies to private actors acting as agents of the government, it doesn't apply to private actors who for private reasons not directed by the government conduct searches and report suspicious results to the government (other property and privacy laws might, though.)
It applies to private actors acting as agents of the government, it doesn't apply to private actors who for private reasons not directed by the government conduct searches and report suspicious results to the government (other property and privacy laws might, though.)