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.
Vehicle size class. Vehicle size classes are a way of classifying cars. The common North American parlance is word-based, while English-speaking European writers also use words to describe car sizes. In parts of Asia, segment letters are sometimes used.