What are the advantages of evaluating the sources before writing a research paper for me as a student.

1- What are the advantages of peer review for me as a student, and why is it helpful while doing a research paper.
2- how does a conference with my instructor ” Amy Lockear ” helped me as a student to determine the errors on my research paper.
3-What are the advantages of evaluating the sources before writing a research paper for me as a student.