Two years after graduating from Yale Law School, Mr. Garcia founded the firm Garcia Legal Services with two other lawyers. By 2021, the company had expanded to 200 offices in 22 states. With growth, the company has found it easy to recruit staffers; however, it has faced other problems, most noticeably dissatisfaction among staff lawyers. Recently, staffers in seven Miami regional offices revolted, writing a memo protesting the firm's emphasis on generating fees at the expense of quality legal work. Mr. Garcia fired the dissenters. His action toward the dissenters indicates the use of _______.