FIN AID FOR THE SuMMER?!?!??!?!?! PLEASe HELP!?

I recived my award letter for the summer & i only picked 2 cles. 7 credit hours...so my award was for 2155, but when i was reading the brochure from financial aid it sais "the amount on your award will reduce if not enrolled for 12 or more credit hours". Is that applied for summer to?. Is there a chance the might award might be reduced? someone fill me in please im sooo new to this... thanks!