Goomba wrote:

> I can't say that I've ever heard that before? do you have any citations
> or references for this?

Here's one:

http://methlabhomes.com/2009/04/chro...eps-on-giving/

It happens all the time, and the law enforcement agents that have to
bust these are at risk each and every time they do a drug bust. You just
never know where it will turn up.

--Lin