I have lots and lots of greyhound data gathered, so I can test systems very quickly without risking any money loss if required.

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Free greyhound system testing. Email your system to me at cliftonarms at hotmail dot com with "Greyhound" as the title and I will test it for you on 20,000+ races and email you back the results in confidence. Don’t waste your hard earned cash at the bookies on flawed systems.