But we already knew that.
Still, it's nice to see someone else pointing out, once again, that all those nice folks who are willing to sell you a copy of "your family coat of arms" and, even worse, "your family crest", are, to be blunt, lying to you for money. (And, apparently, you can become one of them, for a small set-up franchise fee.)
It's all, and more, in a recent (May 21) post by Chris Rodda, entitled "Congratulations, Mom -- Here's Your Graduation Present" on her blog at http://www.huffingtonpost.com/chris-rodda/congratulations-mom----he_b_577341.html
Drop by and give it a read! It's nice to see someone whose primary interest is _not_ heraldry* discuss it accurately and not entirely dispassionately.
* Though I do try to point out in some of the presentations I give about it that heraldry is, in fact, "the genealogist's most colorful tool."