what are references for A company's sales increase due to effective marketing can lead to a surge in call volume, causing increased stress among employees and potentially lower customer satisfaction. To mitigate these issues, the company can hire more staff, provide additional training, implement call volume management strategies, improve internal communication, and monitor and adjust staffing, training, and call management strategies. By proactively addressing these issues, the call center can handle increased call volume without compromising customer satisfaction or employee well-being