These associations hold their members to high standards in quality and service and often offer special training opportunities to their contractors. Some third-party companies offer insight into the kind of experience you can expect from a contractor, such as the Better Business Bureau or Angie’s List. For older roofs nearing the end of their lifespan (commonly years for asphalt shingles), a replacement is usually the better option. Repairs on an aging roof may only serve as temporary fixes, and ...