I need a system to make online payments. Which one is better to use? To accept payments very quickly. Clients don't have any problems, etc.

Please advise who we can turn to for the development of applications using blockchain technology? I know that these technologies are not popular and developers are hard to find.

You do need a dedicated server to run your game server. Because a regular server isn't able to cope with the load which the game server will consume. You can order the Netherlands this Dedicated Server https://www.hostzealot.com/servers/location-netherlands from this company. There is a wide selection of different servers that you can choose for yourself. Immediately you have to book the server based on how many people you will play with, so they work without failure.

Unfortunately, in casinos, most often only the casino wins, not the client who expects to snatch the jackpot. To win at the casino you need to think through a strategy and not to be a very gambling man.