Congestion on the road is not the only traffic problem that Delhi has. Parking space is another major inconvenience for drivers in the city.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/parking-management-districts-could-help-make-best-use-existing-infra
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/delhi
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/parking-policy
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/municipal-corporation
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vehicles
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/habitat-and-urbanisation