TDI crossed up and stoch above 80. It shows up trend according to Mehdi's system
TDI crossed down and stoch is close to -20, keep till 200 EMA or when TDI show exit signal
According to mehdi 's method and TDI rules, When TDI crossed down and stoch is below or near -20, this is a good opportunity to sell. Keep the position till 200 EMA or till TDI show exit signal ( opposite cross or hook up or flat)