A casino online is a gambling platform that accepts wagers from players in the form of real money. These platforms typically feature a range of casino games like slot machines, table games and live dealer tables. In addition, a good number of these sites offer sports betting options. This trend is a result of the repeal of the Professional and Amateur Sports Protection Act, which allowed states to legalise and regulate sports wagering.

Most legal casino online operators are tied to reputable physical casinos and overseen by state governments. They also employ rigorous responsible gambling protocols and use secure banking systems to verify players’ ages. This allows for a seamless experience when depositing and withdrawing funds from an online casino site.

The best casino online will have a large library of popular and exciting casino games including classic slots, table games, video poker and more. They will also offer multiple ways to win and earn loyalty points. In order to grow their player base, casino online operators should invest in effective marketing strategies. This includes performing competitor research to understand user acquisition and retention tactics of established competitors in the market.

One of the most important things for real money players to look out for is a high Return to Player (RTP) percentage for their favourite casino games. This is a key indicator of whether or not a casino game is fair and offers players an opportunity to win.