Professional Gambler, Race Horse Owner & Voted UK's No 1 Tipster*. Start Your Free Trial Now. * based on survey of members & free trialists. Weatherbys is at the heart of British horseracing, and it is our responsibility to assist the British Horseracing Authority in its role of ensuring the smooth running of. If you want to take your betting seriously and become profitable long term, then Horse Racing Professionals is the service for you. Simply following our advice.