In other words, casino bonuses allow new members to get started quickly and existing members to continue playing in a pleasant way. For example, you can get a free bankroll with the welcome bonus, some extra cash with the reload bonus or lots of spins to use on slot machines with free spin offers. Casino bonuses should always offer players a real advantage. Online casinos run different promotional campaigns to attract new players and make gambling more adventurous, both for new and seasoned players.