Replacing your roof is a big job, and it’s important to go in with a plan. Here are three things you should consider before you start: How are You Placing Your New Roof? You have two basic options when installing a new roof. You can either strip the roof shingles and replace them with new ones, or you can place your new shingles on top of your old one. Installing a new roof on top of another one may be quicker, but it can also reduce your roof’s resistance to hail. Some local building codes may even restrict the number…