Those who want to win the progressive jackpot should play as many lines as they can afford. This will maximize the amount of time you spend on slot machines, and offer you more chances to win the jackpot. Assuming you're just looking to have some fun, it's best to keep the number of paylines under 5.

Paylines. A payline is a lineup of specific symbols on which a payout will be awarded. Today's slots feature many symbols and paylines. Paylines can line up in horizontal, vertical, diagonal or even zigzag patterns for a win. Plus, you can bet on as many paylines as you want.