Notthatlucky...... that title is not very promising for a punter . Anyway in answer to your question , pre race backing or laying over a long period of time, in the vast majority of times you will do your money for sure . Backing in running ( using the best pics available ) you will still probably do your money over a period of time. Laying in running you maybe able to make a few quid overall , but make sure you dont hit one or two big losers , as it is almost impossible to get back nowadays in view of liquidity , and the PP Robot.
Notthatlucky...... that title is not very promising for a punter . Anyway in answer to your question , pre race backing or laying over a long period of time, in the vast majority of times you will do your money for sure . Backing in running ( using t