Never decide on price alone. In an unregulated industry anyone can become a roofing contractor. Self-proclaimed handymen can provide a lower price and substandard workmanship. Always look for differences in materials and job specifications when comparing quotes. For a reliable source of reclaimed slates in Sheffield and other roofing materials in South Yorkshire, visit www.webuyslates.com to see the services available and contact Mark Hobson for your roofing requirements. Important Roofing Tips The following are tips and important questions that can help you select a professional roofing contractor: How long has the company been in business? An established company will most likely be around in the future should any problems arise. Does the contractor have a permanent business office address, phone, and email? An established contractor should be able to provide a business address, phone, and email. A permanent business address is a sign of a stable company.