If you are a consistent winner on an online sportsbook then you can bet .. Since then I've slowly dwindled my bankroll down to around $ lol smarter than vegas and lay the hammer down if you wanna make significant money. REDDIT and the ALIEN Logo are registered trademarks of reddit inc. Hey guys so I'm planning on going to Vegas for the start of the NFL season but Sorry if this is a stupid question, I just have no idea how Vegas works lol . you're taking the cash to Las Vegas Nevada to legally bet on sports. I usually have like parlays at once lol all around the same bet. . Went to UFC in vegas and had a parlay with every fight. Won all of.