| Residential Development Physical Factors | |
| Age of the property | New (less than one year) | 
| 2 - 5 years old | |
| 5 - 10 years old | |
| 10+ years old | |
| No. of bedrooms in the house | 1 bedroom | 
| 2 bedrooms | |
| 3 bedrooms | |
| More than 3 bedrooms | |
| No. of storeys/floors | 1 - 2 floors (often individual houses, rural houses, or villa houses) | 
| 3 - 5 floors (often known as town housing) | |