 It's open for really anything. Could be up to a week, two weeks, could be a month. About a dozen of the rooms will be set aside for those renting a room for less than a month. The city of Bangor began regulating short-term rentals last year, and so the developer will have to secure licenses for those units aimed at short-term tenants. It's estimated that Bangor needs to create 1,900 units for renters earning $35,000 a year or less.