Your roof is one of the most important features of your home. It protects the rest of your house, so the highest quality is imperative. This is not a time to skimp. It's also not a good idea to delay if your roof is on its last legs. Stalling may cause wind and water damage that could result in other issues with your home. Since roofing is a difficult  home repair  task that most people don't tackle themselves, make sure you ask your contractor these questions before entering into an agreement with him. Do you have liability insurance? If something happens to your property while they are working on your roof, the contractor's insurance would cover the cost of fixing whatever damage occurs. Ask to see the insurance certificate. If questionable, contact the insurance company to confirm. Do you have workman's comp? Roofing is a dangerous job and you want to...