Arminda Murillo, 54, reads a leaflet at a health insurance enrollment event in Cudahy, Calif., on March 27, 2014.
Arminda Murillo, 54, reads a leaflet at a health insurance enrollment event in Cudahy, Calif., on March 27, 2014.
Lucy Nicholson—Reuters

The individual mandate in Obama’s health care reform law is about to kick in. But exemptions, small fines and difficult enforcement make it more of a mini-mandate for the Affordable Care Act