Webyou need to be flexible in sales. The better you adapt your behavior to the situation, the more success you’ll enjoy. But there are certain rules you can’t break, if. Webthe amount of time or effort as a sales person doesn’t make you a professional, only your training does! These are the 10 commandments of sales success that should be practiced and get feedback on daily. Commandment of sales success #1: Webas you navigate the intricate labyrinth of sales, keep these ten commandments in your arsenal. They're not just rules to follow but guiding principles.