If anyone has a Unitab D.B. would you be able to check out this system?

1) 100 pointer.
2) Minimum of 8 runners.
3) Won last start.
4) At previous start finished 2nd, 3rd or 4th.

Over the past 7 days there were 16 selections for 11 winners totalling a return of $35.40, and 14 placegetters totalling $25.70.