If you lose when playing gambling, the solution is not to find casino workers to solve it.
You should find yourslef a good strategy or quit if you don't want it to happened again and again.
It's ridiculous if you think like that, if a casino worker knows how to make money, why should he still work at a casino.
Indeed, if they have that knowledge they will just applied it and begin to collect more money without working to anyone.
Those who know the secrets of casinos must be casino owners and some of their trusted people, it is impossible for all casino workers to know casino secrets.
They are part of the ownerships or they have legal contracts to make sure the safeness of the business.
So if you want to recover the losses that you have experienced, only you can do it yourself.
There are many ways but only you who can resolved it.
Try to find a more effective strategy or try to limit yourself when playing gambling, do not get addicted to gambling.
Best way is to manage your bankroll properly if you choose to continue, stop being greedy and start playing wise.