<http://schema.org/about>
"In a budget balancing move, Chicago is upping the parking meter rate from a quarter per hour to at least a dollar an hour, starting next year.  Done by privatizing. Rates for most city parking meters will increase to $1 an hour in the coming months as"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/corporate-responsibility/chicago-parking-meters-up-to-a-buck-an-hour-equivalent-of-congestion-tax.html>