Valery Martinez, a volunteer with Enroll America, a private, non-profit organization running a grassroots campaign to encourage people to sign up for health care writes a positive note on a sign informing residents of their health care options, Tuesday, Oct. 1, 2013, in Tampa, Fla. After months of build up, Florida residents can start shopping for health insurance on government-run online marketplaces as the key component of President Barack Obama's signature health care law. (AP Photo/Chris O'Meara)