Don't Withhold Rent or Change the Locks. If your landlord is violating your privacy rights, your answer lies in the law (as in lawsuits and moving out), not locksmiths or rent withholding. Never change the locks without permission.
Social mobility is the movement of individuals, families, households, or other categories of people within or between social strata in a society. It is a change in social status relative to others' social location within a given society.
Mobility aid. A mobility aid is a device designed to assist walking or otherwise improve the mobility of people with a mobility impairment. There are various walking aids which can help people with impaired ability to walk and wheelchairs or mobility scooters for more severe disability or longer journeys which would otherwise be undertaken on foot.