The slip shows the amount of coin placed into the hoppers, in addition to the trademarks of the staff members associated with the purchase, the slot machine number and the area and the date. Free spins are a common type of incentive, where a collection of spins are instantly played at on the house at the player’s existing wager. Free spins are usually set off by means of a scatter of a minimum of three marked icons (with the variety of rotates depending on the number of icons that land). Some video games allow the cost-free spins incentive to “retrigger”, which includes additional rotates on top of those already awarded.