Sales is not for the faint of heart -- anybody who's ever worked in the profession understands that. But the majority of the public has never worked in sales, and typically forms their opinions from portrayals of salespeople in movies and TV shows, and, occasionally, from some of the bad experiences they or their friends might have had during the buying process. On the other hand, sales has changed immensely over the past few decades, and the days of the fly-by-night salesperson are long gone, as there's been an shift toward the professional consultant, brought on by the proliferation of