In secured real estate financing in Ontario, the borrower's organizational structure is not a minor detail to be sorted out later. Instead, it is the foundation on which the entire transaction is built. The structure dictates who signs, who guarantees, what security can be granted, how registrations are made under the Land Titles Act and Ontario PPSA, and the form of every document from the commitment letter through to the mortgage. Despite its importance, organizational structure is often misunderstood or