By John ChapinAfter more than 26 years as a successful salesperson, here is what I know to be true about sales. Lesson #1: If you’re looking for a 9 to 5 job with safety and security, sales is not for you. Sales really is the hardest high-paying work or the easiest low-paying work. Top salespeople are extremely hard workers; they get in early, stay late, and most work on weekends. Top salespeople go above and beyond, answer their phones off-hours and are always ready to respond at a moment’s notice.