Most intelligent landlords have a clause or item in their lease that does not allow subleasing. 3 Problems With Owning An AirBnB That No One Talks About!Most rental agreements prohibit subletting your apartment either to a subtenant roommate or as a short-term, Airbnb-like rental. To "sublet" means you rent out all or part of an apartment or another type of rental property. This could be for a few days, months, or longer. This certificate serves as official proof that your property adheres to the city's zoning laws, safety codes, and operational guidelines for short-term rentals.