If your home is needing a new roof soon, whether you are considering doing it yourself of hiring a contractor there are a few common mistakes that you really should make sure are avoided because these are where most roof issues come from. It is good to educate yourself with these issues even if you hire someone else so you can prevent problem down the road. If you are planning to replace your own roof pay close attention to these things so you come away with a great project that will last for many years.
I came across this wonderful video by roofingintelligence.com that explains the 5 most common roofing mistakes.
Always remember safety first when working around your home.