Most of the time. Some counterexamples exist (e.g. buy from the limited healthcare options available to you or be fined [via tax]).

In general, sure, but the context of this thread is drug cartels.

Their unregulated businesses use capital to aggressively expand into other markets, destroy competition, and oppose democratic regulations - behaving similarly to legal capitalist corporations. Though, granted, they conquer with guns and gangsters instead of legal loopholes and lawyers.