2.Unofficial and official transcripts
3.Recommendation letters (2 or 3 depending on the school)
4.SAT for undergraduate (optional, not all schools require this)
5.GRE for graduate (optional, not all schools require this)
6.Resume or Academic CV
7.Statement of Purpose or Personal Statement
8.Writing sample (depends on the school and program)
9.Research Statement/or Research Proposal
10.Any other extra documents required by the school and the program you are applying for.
Prepare this documents and start putting in applications.