Start with good people, lay out the rules, communicate with your employees, motivate them and reward them. If you do all those things effectively, you can't miss.
There's nothing that can replicate the smoky flavor of char, so when I've got the hankering for it, I tell my wife that I'm taking care of dinner. I have three different types of barbecues - a coal, gas and smoker - so I can experiment a lot.