This book has everything. It delves into full blown statistical analysis of every element of form you could think of revealing profitable back and lay systems. The writer analyses profitable systems from handicaps, speed ratings, weight, sex(!), headgear, finishing positions, fitness, time of year, class, draw etc etc and presents a number of easily workable 'rules' for each type of race to enable you to make profitable selections and trim down the field significantly for each type of race. Essential reading and highly recommend for the serious horse racing player wanting to make a profit betting on horses.