If you want to see how 'back door' promotions should be none, browse the American Fine Woodworking forum.
The was a chap there from Freud. He would answer all sorts of complex questions about set-up and use of things like saws and routers without any product content. then about half would have a last line that said….And if you don't have the kit, here are the Freud part numbers. He also clearly displayed the logo in his signature.
He was up front and helpful, well respected in the forum.
Dave