Answer: rewarding customers
Explanation:
There are different ways in which businesses can reward their customers such as giving them discounts if the spend a certain amount of money. In this case it is one of that in which Alicia is given a discount of 50%nif she does the service herself.
Some companies have loyalty card that offers discounts on certain items and give the customers some cash backs.
Some companies will do the buy one get free method of rewarding customers.