Territoriality – the idea that one's home is sacred
Natural surveillance – the link between an area's physical characteristics and the residents' ability to see what is happening
Image – the capacity of the physical design to impart a sense of security
Milieu – other features that may affect security, such as proximity to a police substation or busy commercial area
Safe Adjoining Areas - for better security, residents obtain higher ability of surveillance of adjoining area through designing the adjoining area