RE: Open Ended MLB Starter Fade System

What do you guys think about this?:

osA(starter earned runs,N=3) < 2 and n:series game = 1 and H and -150 > line > -250 and p:margin < 2

-Fading a Hot starter (ERA L3 games < 2.0)
-Play on team either lost the last game of one by a single run.
-Play on Large Home favorite 
-Last game of series.

125-49 +40.06 units +13.0% roi