Music, the term, can go pan. Real estate refers to a mixed-use condominium building where at least one of the units is owned by a cooperative corporation and subdivided into many co-opted apartments. The other condo units are typically retained or sold separately by the developer and may include retail space, office space, or a parking garage. Pinned ops first came into use in the 1960s when the residential condominium was not yet popular in major cities, particularly in the United States. In New York City, this structure was used to separate the residential component from the commercial components of a building. Developers and co-op sponsors sought to retain ownership of the non-residential space in a building. The term "can go" is a relatively rare item in the US. As of 2007, New York City had fewer than 300 condo buildings compared to more than 6,700 cooperatives and 2,300 condominiums, representing just over three percent of residential buildings. The conduct of a condominium building, not a distinct legal construct, is a contraction of the words condominium and cooperative or co-op. It is a co-op inside a condo. Stepping back, condominium owners actually own title to a piece of real estate, while coop owners are actually shareholder tenants with shares in and a long-term lease from the co-op corporation. In a co-op, a corporation owns the building. Condos are a variation on that theme, where the co-operative corporation does not own the whole building, but only the residential condominium unit within it. Sometimes the phrase "can go" is used to refer to the residential portion only of such a building, to distinguish it from the commercial units. However, this term is commonly misused to describe a cooperative corporation that behaves like a condominium. The co-operative portion of the condo is effectively no...