For example, a 10,000 square-foot tenant in a 100,000 square-foot building has a share of 10% in the common non-office facilities (e.g. lobbies, hallways, etc.). [Note: This share also decides how much a tenant pays in communal costs for the building.] Hence, in order to compare apples with apples, it is necessary to obtain the rent for both types of office space (traditional office building and e