Broderick: I sing in a choir generic womenra 100mg The principle with leasing is that your monthly payments cover the cost to the lease operator of the vehicle's fall in value while you rent it, plus their profit. That's why it's surprisingly cheap to lease upmarket makes such as Mercedes-Benz or Volvo or special editions of other marques expected to hold their "residual" value. Other factors affect depreciation, such as fuel efficiency and tax. When tax or fuel goes up, gas guzzlers depreciate faster.