First Author: Dr.Waleed AL hemaidi PhD: Urban Development Planning , Bartlett School of Architecture, London University, UK Master of Urban and Regional Planning, University of Sydney, Australia. Board Member of Directors of Asir Development Authority. Member of the Founding Council of (Palm) (Public Investment Fund). Member of the of Founding Council (SALWAN) (Public Investment Fund). Board Member of Saudi Airlines. Member of the Founding Committee of Flyadeal. Member of the High Authority for the Development of the Eastern Region. President of the Municipal Council of Tabuk Region. Board Member of Directors of the National Center for Wildlife. Member of the High Authority for the Development of Hail Region. Founding Member of the Saudi Heritage Preservation Society. Second Author: Dr.Sameh Hassan - Restoration Expert, 21 years of experience in the field of restoration and conservation of heritage buildings in the Kingdom of Saudi Arabia. - Ph.D. in restoration and conservation, masters and bachelor’s degrees from The Department of Restoration, Faculty of Archeology, Cairo University. - I participated in survey of heritage mosques in KSA, I supervise the projectS of restoration and conservation of heritage buildings and supervise the technical office in the work of restoration studies, diagnosing of the current situation, restoration plans, technical specifications, bills of quantities, revising tests, revising examination and analysis of traditional building materials, preparing tenders for governmental commissions.