Auto trade setup- open to bidding

in first step i Want to place auto buy/ sell orders in NEST/NOW/Pi through Ninja trader 7 through simple cross over method .Its should be based on Renko or unirenko charts. i want to use two or more cross over to generate buy sell [login to view URL] make its more accurate order should be placed on change of color of bar or/and on complication of one or two candle after crossover. Exit, Stop loss and trailing Stop loss will be there. condition 1 BUY price crosses from below the median line and dotted line say e.g A is below the price and median line. condition 2 sell when median line crosses price bar from above to downward and line "A"is above the both. condition 3 median line crosses the price line from below to upward but the line A is above the price bar No [login to view URL] vice versa. Trigger point. To trigger order we can use bar close after the cross over or/and change of color of bar/lines. For buy sell signal screen shot attached no1 For exit stratergy two more screen shot there