Lets look at my case:
high school transcript (magnet school) -
9th grade = 2.8
10th grade = 2.8
11th grade = 4.0
12th grade = 4.0
Not a lot of good ECs, and SAT score = 1950.
Some volunteer work.
Applied to UGA, NYU, University of Miami, Wake Forest, UNC Wilmington and Armstrong Atlantic.
Armstrong Atlantic and UNC Wilmington = accepted. Wake Forest and University of Miami = waitlisted then accepted. UGA and NYU = rejected.
College transcript (attended Armstrong Atlantic).
1st year GPA = 4.0
2nd year GPA for first semester = 4.0
SAT score = 2290 (retook it, used the prep books and did practice tests).
ECs = vice president of biology club, wrote for college news paper, active member of politics club, student government, won an essay competition and I did the alternative spring break program.
Volunteer work = 120 hours for red cross and 30 for ASPCA.
Major = Biochemistry.
Applied as a transfer to the following for my final two years and here were the results:
Cornell = accepted.
Columbia = accepted (currently attending).
Penn = rejected.
Georgetown = wait listed then accepted.
UGA (safety) = accepted with full ride.
Georgia Tech = accepted.
University of Rochester = accepted.
Washington U in St Louis = accepted.
UConn = accepted.