What if the “expert” rating your sportsbook is actually paid by the bookmaker—would you trust a single five-star review?

How can users tell whether these expert ratings are genuine or just cleverly disguised affiliate marketing, and should there be a legal requirement to disclose every financial link behind each score?
Also, for anyone who regularly needs accurate numbers, conversions or calculations, I've found this free tool really helpful: multiplecalculator.com/