Yep That's the one. That is odd, I asked an older guy that seemed to know what the hell he was talking about. Go figure.
Which is why he told you to pound sand... Most of those type places probably won't tell you for liability reasons.
And the stores like gander mountain who do, get a kick back for each sale...
When I sold electronics, we were under strict instruction to not recommend any installers for xyz item. But other items we had deals with, so they were paying for us to refer them.