Taisa is a massage therapist who runs a successful business from her home. One of her long-time clients, Greg, owes her a considerable sum of money relating to unpaid massage therapy sessions. Greg is reluctant to pay because he is unhappy with the services he has received. If her primary concern is to preserve her relationship with Greg, what course of action Taisa should consider? Why do you think that the suggested course of action is best in her situation?