Share Your Car: Join the New Economy  In the United States,
there are over 250 million cars that sit idle in parking lots
and driveways 93 percent of the time. If only a fraction of
these existing resources were shared, it would have a positive
impact on individual travel behavior, our communities, and the
environment.  Eighteen months ago, I was in the inaugural class
of Singularity University where Larry Page and SU’s founders
challenged my class to develop projects that could positively
impact a billion people in 10 years. Fellow students focused on
disaster response, housing, and technology infrastructure in
developing countries.  Our group was struck by the fact that the
globe has more than one billion cars today and the total number
is expected to double within 20 years. We saw an opportunity to
create a better future; one where people and communities utilize
vehicles more effectively. We leveraged advancements in
smartphone technology and existing social networks to pioneer a
platform for peer-to-peer