I remember back when we were building our house. We had decided to do a natural rock wall and stairs in our backyard using some huge boulders. When the guy who was going to build the wall showed up and rang the door bell I wasn't sure if I should open the door or call Crime Stoppers.[caption id="attachment_5396" align="aligncenter" width="300"] My reaction when I saw the wall builder show up.But as it turned out he was legit and built a beautiful wall in our backyard.Now as this was during the summer and I was home for the day I offered to help the guy out. Although he had some heavy equipment to move all the boulders around I figured there would be benefit to a  second set of hands.My thoughts were that this guy would probably appreciate the help. And maybe the job would go more smoothly. And if the job took less time because I was helping him maybe it would shave a little of the bill time-wise. Because as some of you know building a home isn't cheap.So I offered to help. And this is what the guy said.'It's 50% more if you watch. Double if you help.'Roger that. Alexandra packed up some food, drinks and a blanket and we headed to the beach.But home build projects aren't the only areas where we might be tempted to lend a hand or DIY (do it yourself). We all know lots of examples where people do their own investing. They take care of their own vehicles. They log on to Web MD to diagnose whatever ails them. And a number of people will look to take after their health and fitness on their own as well.But what kind of results can you get on your own compared to using a coach? Can...