The truth is that there is no trick to slot machines. They provide random results based on set mechanics and it all comes down to luck. With that being said, not all games are the same, so picking the right options is key, and you can still change the size of the bet throughout the session for better results.
Payouts are higher throughout the weekend: Many gamblers believe payouts are higher on Saturday and Sunday due to a higher turnout during the weekend so that casinos can encourage more spending.