 Farley became interested in the causes and consequences of homelessness when she visited Los Angeles and Hollywood, and observed the number of homeless people pushing their belongings in "trollies" (shopping carts, in American English).The documentary begins by focusing on how and why transients obtain their trollies, and then examines some of the individual stories of homeless men and women.The film also provides some background information, such as the increasing numbers of war veterans and those suffering from mental illness among the helpless, as well as examining Southern California's attempts to address the issue.