Adding more support phone lines is a solution that can address the problem of the support team being unable to provide same-day customer assistance due to high demand. Adding more support phone lines can increase the capacity and availability of the support team to handle incoming calls from customers. This can reduce the wait time and improve customer satisfaction. Verified References: : https://help.salesforce.com/s/articleView?
id=sf.service_phone_overview.htm&type=5 : https://help.salesforce.com/s/articleView?id=sf.
service_phone_setup.htm&type=5