This is the most important thing of all, that they read the terms and conditions very carefully Every player before making any move should always put into context the things that suit them and know what they are getting into and not regret it later because something does not suit them, This way they avoid problems for themselves and for the casino, The casino then has fewer complaints and therefore its reputation continues to grow.
Of course most gamblers are that very lazy to go through their terms before they proceed gambling and whenever the rules are strictly adhered it makes gambling very easy and simpler than not following up what they had on their ToS, and like I know most of the gambling site strictly frown against the use of vpn and if they don't know before gambling they would also be a victim. Most of the Gamblers always have that mindset to outsmart the casinos without them knowing that the gambling site do have a tools that runs through their system to detects those who are cheating on their site.
Many gamblers are very lazy to take a look at the terms and condition of the site they want to use and this is not because they can not through that site but because they are not interested in doing that. Sometimes that is the one of the reasons that do result in not knowing what the terms and condition of a casino stated and the region it restrict from using their casino.
Sometimes some casinos do not give a warning about people living in a restricted regions they ban, making it difficult for many of them to know especially when they don't read or have not studied the casino rules and terms. There are also restrictions on games and other activities on a casino.