In Egypt, Azizz discusses the influence of ideas in Islamic religion on designing the buildings from Mamluk and Ottoman periods. The article analyses; the impact of the privacy concept on the opening design in residential buildings; the effect of neighbourhood rights on designing the building configuration. The author of this article aims at using these ideas to correct the contemporary architecture trends in Egypt to respect the identity of the society as well as to stress on the human values in the Mamluk and Ottoman residential buildings \citep{Azizz2013the}. Also, Gawad and Sqour confirm the same idea \citep{gawad1978islamic},  \citep{sqour1993islamic}.
Hafez discuss the gap between beliefs of the society and built environment nowadays in Egypt. The research aims at presenting a comparative analysis of the influence of paradigm in shaping the manifestation of architectural expression and urban fabric in the middle ages (Hafez, 2005)
In 2002, the Ministry of supreme council of antiquities in Egypt published book called “Historical Cairo” to describe the restoration projects that were done in historic Cairo area. The area of historic Cairo is 87.3 km and it has 174 monuments that are registered and 48 historic buildings are not registered \citep{ministry2002historic}.
Some Cairene houses are discussed in that  book such as El-Suhymi house & El Sit Waseila house. In this  part, the discussion analyses the main conservation policy of some Cairene houses comparing  with the personal observation, as per table G in figure (22). The discussion aims at understanding the concept  of conservation and the (re)use strategy of these houses.