Scholarships! There are SO MANY scholarships out there. Do your research and apply, apply, apply! Here are a few to get you started:
Shell - http://www.shell.us/aboutshell/careers-tpkg/students-and-graduates/scholarships/high-school-seniors.html
Jackie Robinson - http://www.jackierobinson.org/apply/general-applicants.php
DeMayo - http://www.demayolaw.com/2015-demayo-scholarship-announcement/
Bank of America - http://about.bankofamerica.com/en-us/global-impact/joe-martin-scholarship.html#fbid=-K_SCxx7XMz
Buick - http://www.buickachievers.com/
Abernathy Scholars- https://www.ecu.edu/cs-educ/msite/Math/upload/Abernathy_Scholars_Application_Information.pdf