sentences:  Towns may adopt local laws that allow them to provide for an executive branch, an action authorized by the New York State Legislature.As such, some supervisors have additional authority or executive powers, whereas some towns have town managers or chief executive officers who serve as the executive branch, leaving the supervisor to their traditional role in the legislative branch.In most towns the supervisor is considered a full-time position, although many supervisors also have other jobs concurrently, while the service on the town board is considered part-time work.