symmetrical triangle has form, there is no clear trend or direction in the price. Price is bound by two slanted support and resistance lines. Once the price reaches the apex of the the triangle, a breakout typically occurs but its direction is unknown. must pay attention to possible false breakout. Now must wait for the price to breach the triangle boundary and the following price increase. the retest occurs when the price pulls back to the original breakout price. therefore, we place a buy order just above breakout price.