Which source is a potential provider of rental income data?

The most appropriate source for rental income data is commercial property managers. They are directly involved in the operations of properties, manage leases, and have access to detailed financial data regarding rental income and tenant agreements. Their role requires them to have up-to-date information on market rents, occupancy rates, and the performance of the rental properties, making them a reliable source for accurate and relevant rental income figures.

While real estate appraisers, property owners, and tax assessors may have some information related to rental income, they do not specifically focus on the ongoing management and financial performance of rental properties to the same extent as commercial property managers do. Appraisers typically analyze data primarily for property valuation rather than for comprehensive income details, property owners may have a broader perspective but not necessarily detailed, actionable rental data, and tax assessors primarily manage property assessments for taxation purposes rather than income data collection. Hence, the role of commercial property managers in providing timely and precise rental income data is more prominent and relevant.