ND daily system-there is something here?

["MarioT" <ekytac@xxxxxx>]

Looking at daily charts is clear how range,volatility decrease  during
strong trends.
    Any  idea on how to profit from this ?
This is my attempt,clearly over-optimized ,on nasdaq daily.
mariot
{**********************************************}
Input:avgrng(4),avgavgrng(7),CHAN(14);
Value1= iff(h-l<>0,average(high,avgrng)-average(low,avgrng),1);
Value2=average(value1,avgavgrng);
 IF Value1<Value2  Then begin
 Buy highest(high,chan)stop;
Sell lowest(low,chan)stop;
  end;