1, "This fruit is so sweet." If the waiter happens to be around when this sentence is said, then when the bill is finished, the waiter will hand over the box of fruit that the consumer has just complimented.
2. "Your fairy wands are so cute." If the waiter hears this, he will bring the fairy wand to the consumer, and if the fairy wand is not available, he will replace it with other toys.
3. "Your snacks are really delicious." If the waiter hears this sentence, he will send small snacks to consumers after they finish the checkout so that they can take them home and taste them.