Butt-brush effect

Paco Underhill, sobre o que chama de "butt-brush effect":

"We watched this over and over until it seemed clear that shoppers (...) don't like being brushed or touched from behind. They'll even move away from merchandise they're interested in to avoid it."

Fonte: UNDERHILL, Paco. Why we buy: the science of shopping. New York: Simon & Schuster Paperbacks, 1999, p. 18