If I'm majoring comm/ media studies and i really want to go to ucb or ucsb, davis

<p>What volunteer work or programs can i get involved if im majoring comm/media studies?
Please can anyone help giving me some ideas for my uc application...
I really want to go to berkeley , davic or ucsb.. My gpa ended up being 2.9 after this summer 2012. And im taking 6 classes this fall.. Now I'm really afraid that i won't get in to davis or Berkeley anymore :( since i can't tag to Davis, i'm gonna tag to ucsb.. i want to get involved in more volunteer experience before i start my application but i really don't k.ow what i can do.. please can anyone give me some advice for my extracurriculars that will make me get accepted.. i have a part time job but i haven't really volunteered .. what if i volunteer at the library? What should i put for my work experience? :(</p>