Today's AU - Mortlake Horse Racing Picks

Firm

A dry turf course, equal to a ‘fast’ dirt track.

Show Wager

Betting on a horse to finish in the first three spots, which pays out the same whether they win or run second or third.

Pari-Mutuel

A pool style wagering system, where all money input through betting is divided among those with winning tickets (save for various deductions by the track operators).