They are the online versions of land based casino rooms. They are safe and trusted but you need to know which gambling sites play tricks around players. Good online casino gides will tell you about the software, games and bonus promotions of established or maybe brand new internet casino sites.
Bad reputation management
You may hear about complaints or black list of gambling portals - players are more than willing to share if they had bad experience. Also, hitting the jackpot may result in huge influx of players to certain online gambling portals. Winners may wish to remain unmentioned but casinos use every opportunity to promote their brands so winners are the best tool for ads.