It’s hard to believe that I’ve been selling professionally since 1988. I think I’ve grown quite a bit from my first sales encounter when I forgot it was important to actually ask someone to buy what they were looking for. Over the last 25 years, I’ve learned a lot and I’ve undergone tremendous change. I sat down the other day to think about what were the most important lessons I’ve learned, that both stand the test of time, and highlight the keys to success going forward. While I’m certainly no...