It would be useful though to have a demo version of the game in which you could actually test the gameplay with fake money, just like they do on Forex websites, in order to try out investments and trading. This process, however, would consume a lot of resources on the casino, so I doubt they'd actually do it for every single game of theirs.
Come to think that casino games arent that too technical for you to understand on how it works. Using up with your own common sense then you will be able to play out the game without reading anything.
We are really just that too demanding on things on which arent supposed to be asked out because its not really that hard to understand at all. You can also make up some quick searches too
if ever you wont be able to find out some information on the site, but still there's no way that you should be that complaining that they dont have those instructions.