Answer:
I don’t think he would ever support use of art in advertising. He didn’t like advertising and making people with “newspaper brains, television souls”…
Here are some of his quotes about art “The difference between life and art is art is more bearable” “An intellectual is a man who says a simple thing in a difficult way; an artist is a man who says a difficult thing in a simple way.” and this http://henrycharlesbukowski.tumblr.com/post/7453883421/the-public-has-this-big-soft-toad-concept-of-art
http://hellopoetry.com/poem/on-going-back-to-the-street-after-viewing-an-art-show/
Maybe somebody else has something to add?