A world where a self-driving car is a common mode of transportation is not that far away. Such a scenario has implications for real estate development. Take office buildings, which in Houston are required to have 2 1/2 parking spaces for every 1,000 square feet of space. Will today's newest buildings be obsolete by 2040 when fewer people drive to work – or at least park there? Hal Sharp, a principal with the Houston office of Gensler, joins Nancy and Allyn to talk about how buildings can be developed to accommodate cars today and people in those spaces a couple decades from now.