I think variance has to be a big consideration.
My method longterm is 40% strike rate and 15% POT.

However, this week...

22% strike rate 46.89% LOT

__________________
RaceCensus - powerful system testing software.
Now with over 412,000 Metropolitan, Provincial and Country races!
http://www.propun.com.au/horse_raci...ng_systems.html
*RaceCensus now updated to 31/12/2024
Video overview of RaceCensus here:
http://www.youtube.com/watch?v=W821YP_b0Pg