Today's FR - Tarbes Horse Racing Picks

Underlay

A horse that is going off at lower odds than it deserves based on performance.

Minus Pool

A pari-mutuel pool – typically a show pool - where one horse is so heavily bet that after deductions there is not enough money left to cover the prescribed minimum on each bet.

Scratch

A horse is a scratch when injury or other necessity causes it to be withdrawn from the race.