
In order to extend customer tipping time, go to the INTERIOR UPGRADES window and upgrade the following items: BACK TABLES, LAMPS, LIVING WALL, PICTURE, TREES.ĭon't leave the Grill empty for more than 6 seconds throughout a levelĪlways try to keep something on the Grill. Get tips from every customer in one level Serve every single client that is due during a level. **This replaced the bonuses that were previously given every 5 levels. *This was the number displayed when the star threshold was crossed on a level.

Unlike kitchen upgrades, which go into effect as soon as you pay for them, interior upgrades can take anywhere from 30 minutes to 9 hours to upgrade. It also provides an option for extra customers which is the most expensive upgrade.

Interior upgrades increase a customer’s waiting time, tip time, and tip amount. Additionally, kitchen upgrades increase the price per portion of food. They also increase how many portions can be prepared at one time. Kitchen upgrades increase how quickly machines cook food or refill beverages.
