Back in print is this 1981 classic for thoroughbred fans who look for patterns in odds on the toteboard. Gaines identifies what he calls 'whaps,' or unusual odds changes and tells you how to spot them. Illustrated with charts and examples, the book shows how to understand and apply tote board fluctuation analysis. He points out how to avoid false favorites, tells when it's okay to follow a trend and how to find that key horse for exotics betting. 162 Pgs. 2007