These are some of the important things some gamblers fail to take a critical looking into before advancing on making use of a casino. Some just get attracted by the bonus offers for new customers and other promised incentives without having a clue of the terms if conditions such as jurisdiction permits or restrict their country from accessing the casino.
Restrictions can be very widely and generally like access prohibition to their service or users can access the casino but they are not allowed to join a marketing program if they are from restricted nations according to that program's terms.
So spend time to read ToS and general restrictions as well as terms of a marketing program and find out whether they have extra restrictions on participants. Make sure you understand well about restrictions written in terms - of service, and of marketing program, before joining a platform or a program.
If there are restrictions, you are not allowed to join, but you still join, you will be fully responsbile for any severe action against your account and anything related to marketing program award later.