Betting and tipster guides

Short guides with formulas, tables and our own data: how to tell a strong tipster from a lucky one and which numbers hold up over time.

• How to check a tipster: 7 steps and red flagsSeven steps to check a tipster, the red flags, and data on whether an edge lasts.Read →
• ROI in sports betting: formula, examples and a good ROIThe ROI formula, a worked example, break-even win rates and how many bets it takes for ROI to mean something.Read →
• What is a capper in sports bettingWhere the word capper comes from, how cappers make money and what the data says about their results.Read →