This is how you should think of your evidence.

I. Identity documentation (include 1-3 items depending on what you have. Birth certificate, passport, or other form of id.)
II. Evidence of Arrival before Age 16
Evidence suggestions: Elementary diploma, vaccination records, middle school diploma, medical records, school certificates.
III. If you arrived with a passport you will have to include an I-94 and copy of passport.
IV. Evidence of High School Graduation
A. High School Transcripts and Diploma
or
B. GED with information about program if you are not finished with your ged
V. Evidence you were here June 15, 2012
Evidence suggestions: Bank Statements, phone bills, or anything to show you were here that day.
VI. Continuous presence. June 15-2007-June 15, 2012
You can include a piece of evidence for each month or at least one item for every 3 months. You can also include stuff that covers large amounts of time such as college transcripts.