Now I'm not looking to shatter anyone's DIY dream, but there are certain home-repair chores that are better left to the pros. Some jobs require special tools or hard-earned skills, while others are just plain dangerous. And so, here are my top five don't do-it-yourself projects: 1.ELECTRICAL WORK Listen, if you want to install dimmer switches or replace an old ceiling light with a new ceiling fan, go right ahead. Upgrading existing devices and fixtures is relatively easy and