Final answer:
Salary plus commission is the type of compensation when a salon professional earns additional payment based on the number of clients they bring into the salon.
Step-by-step explanation:
Earning additional payment based on the number of clients a salon professional brings into the salon is known as salary plus commission.
This type of compensation combines a fixed base salary with a commission or bonus for each client brought in. It provides an incentive for the salon professional to actively seek out and attract more clients, thereby increasing their earnings.