The model did not mention reel layout (what order the symbols are in on each reel). I appreciate that this shouldn't make any difference in.
The layout of the symbols on the reels is paramount to ensuring the slot machine pays out less than the idea behind this layout is a mathematic equation.
Slot machines use a random selection process to achieve a set of theoretical odds. Random selection means that each time the lever is pulled and the reels are. The Cheshire Cat Slot Bonus - Free Spins, Nice Win