Airbnb is in final talks with the Services Employees International Union over an agreement to encourage the short-term rental company's hosts to use unionized cleaners who are paid at least $15 an hour, the company said Under the agreement, Airbnb would endorse the SEIU’s national campaign for a $15 minimum wage Airbnb would also urge its hosts to use union-backed cleaning services and would point hosts to such services on its website