Casinos and gambling platforms usually spend a big amount of their money on the advertising because they believe that this way they can increase the number of clients and players that are taking part on games at their platforms over the time . while this allows for the growth , but still some companies do minimal advertising , while other companies do as much as 20% of their total budget on advertising , In your opinion what is the correct % that should be used and can be spend on advertising by casinos ?