These folks had best retain a lawyer. Now that the cops know that they’re into hydroponic farming they’re at a very high risk of being raided by a SWAT team at 3am in the morning.
The only thing that is awesome about indoor farming is that if you get bugs you can just bomb the entire area with CO2, which kills the bugs, dissipates quickly, and boosts plant growth.
Just don't enter during that time, because it will kill you.