the most common way is to own a condominium. You own your apartment and a share of the common spaces / common infrastructure. The common stuff is administered

the most common way is to own a condominium. You own your apartment and a share of the common spaces / common infrastructure. The common stuff is administered by a homeowners association (HOA) that you as an owner are a part of. you typically then have a mortgage for the loan against the apartment and HOA dues to cover things like maintenance and insurance.