Some tipsters are genuinely profitable long-term, with verified records showing 5-30% ROI over thousands of bets. Platforms like Tipstrr audit results, revealing top 10% beat the vig consistently in niches like horse racing. Most aren’t, as variance and selection bias inflate short-term claims. Profitable ones use stats, specialize, and avoid gambler’s fallacy. Bettors following diversified portfolios of verified tipsters often net positive yields after fees.