There are some things best left for professionals, and that includes fixing cars, or at least jobs like replacing a window. To start things off, this person decided that picking up a random sheet of glass from a hardware store was good enough, untrimmed and all. Unfortunately, the fixes only get worse from here on out. For those competent enough to perform simple jobs, we still recommend at least picking up an Auto Repair for Dummies book. Continue reading to see them all.