Place your introduction and thesis statement at the beginning, under roman numeral number 1 (I)
Use roman numerals (II, III, IV, V,etc.) to identify main points that develop the thesis statement
Use capital letters (A, B, C, D, etc.) to divide your main points into parts.
Use arabic numerals (1, 2, 3, 4, 5, etc.) if you need to subdivide any As, Bs, or Cs into smaller parts.
End with the final roman numerals expressing your idea for your conclusion.