How do i achieve my goal in what college i want to go to?

i really like the school uc davis. my cousins went there and so did my sister and im looking forward to go there too. im a sopre this year so i have a fresh start. what i can do is keep a gpa above 3.3, alot of community service in hospitals and libraries, etc. im probily going to play jv football this year but it cost a lot so im not sure. i havn t taken my sat or psat. also i have an A period im in English honors 2 , i have chemistry next year and geometry.thoes are my higher cles.Will the A period help or should i drop it? so what else can i do to boost my chances in getting excepted to Davis this year?also would it be better for me to go to a 2 year community college then transfer to a university?