isäntäosaa
isäntäosaa is a Finnish term that translates to "host part" or "owner's portion" and primarily refers to the share of expenses or responsibilities that the owner of a property or a service is expected to bear. This concept is often encountered in contexts related to shared living spaces, housing cooperatives, and community property management.
In housing cooperatives, for example, isäntäosaa can dictate the proportion of common area maintenance costs, repair
Beyond housing, the term can also be applied to other situations where services or resources are shared.