(4) any other conduct which prevents or is intended to prevent any person from the lawful occupancy of such dwelling unit or causes or is intended to cause such person lawfully entitled to occupancy of such dwelling unit to vacate such unit or to surrender or waive any rights in relation to such occupancy including but not limited to removing the possessions of any occupant from the dwelling unit; removing the door at the entrance to the dwelling unit; removing, plugging or otherwise rendering the lock on such entrance door inoperable; or changing the lock on such entrance door without supplying the occupant with a key.
b. For the purposes of any hearing held pursuant to this section, any of the acts or omissions described in paragraphs, one, two, three and four of subdivision a of this section which are committed at a single room occupancy multiple dwelling shall be presumed to be committed by or on behalf of the owner of such multiple dwelling and it shall be presumed that such acts or omissions were committed with the intent to cause a person lawfully entitled to occupancy of a dwelling unit in such multiple dwelling to vacate such unit or to surrender or waive a right in relation to such occupancy.