Which characteristic is unique to commercial properties?

The characteristic that is unique to commercial properties is that they generate income through leases and rentals. This concept is fundamental to the definition of commercial real estate, which includes properties specifically designed for business activities. Unlike residential properties, which serve primarily as living spaces for individuals or families, commercial properties are intended to provide a return on investment for the owner, usually through renting out space to tenants for business operations.

Commercial properties can include office buildings, retail spaces, warehouses, and other facilities that produce income streams. This income-generating aspect differentiates commercial properties from others, highlighting their role in business and economic activity.

In contrast, the other options describe characteristics that do not uniquely apply to commercial properties. For instance, residential living is specific to homes and apartments, which is contrary to the commercial focus; being situated in urban areas is a common trait for various property types, not exclusive to commercial properties; and having large backyard spaces is typically associated with residential properties rather than commercial real estate. Therefore, the unique income generation through leases and rentals distinctly identifies commercial properties.