They make some that email you pics automatically, when they are taken. Those would be the only kind that I would imagine would be helpful for guerrilla growers. Let you know before you walked into a trap.

If my plants get stolen it's my fault for having them where someone will stumble upon them or running my mouth about them. I could give a fuck less who steals them, if they get stolen.

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You're working hard to put food on your family.