You can apply for child support: Online, using our electronic form; By mail or in person, using a paper form (Spanish Option). Complete the application for services.Be sure that your application is complete and submitted successfully. Submit a Smartcare registration form ( Only fill out this form once). Applications for children under 16 require the presence and signature of both parents. IRC document (found in the application); SOA document (found in the application). The Trailblazer CYP application process happens in three phases: Phase 1. Who do you want to apply for? Prevent Child Abuse America is the nation's oldest and largest organization committed to preventing child abuse and neglect before it happens. Select the Sales Tax tab at the top right under the PTA name.