To write an effective reaction paper, a writer should recognize the purpose of the reaction paper, figure out what the assignment is asking, read and reread or view or review the materials to be gauged or evaluated, take down notes as you reread or review the materials, write the draft of the paper, begin with your thesis statement, include 3 to 4 major points or key impressions or associations whether negative or positive, support each point with evidence or proof, be objective in your arguments, revise, edit, and proofread your work, write the final copy.