This sort of bonus means that a player gets a refund of some money used in the betting process. It may be an assurance that one is refunded if they lose the first bet, or reimbursed the service charge when betting. The guarantee allows the player to bet without risk of loss for some time.
Guinea enjoys an abundance of natural resources. The discovery of the Simandou mine made it home to the largest untapped iron ore reserve in the world. Gambling is illegal in Guinea. However, gambling laws in Guinea do not address online casinos. This means casino operators do not need to have a license to operate in Guinea.