Pivot points are common used by traders all over the world, theses points are working because floor trader are also using them; they act as resistances and supports.Pivots point can be used in different time frames; they can be used daily, weekly or monthly.Here is the calculation of theses Pivot Points R2 = P + (H - L) = P + (R1 - S1)R1 = (P x 2) - LP = (H + L + C) / 3S1 = (P x 2) - HS2 = P - (H