In fact, some companies must hire additional technical specialists to support and maintain the new system. Savings are not usually realized through census reductions, but generally derive from increases in productivity. Duties of receptionists and secretaries are often expanded to make better use of their time. Management no longer plays telephone tag or waits for important calls. The cost of a system is largely dependent upon size and services provided.
Size is a function of the number of users, and the length of a message that can be sent or received.
Services include design features that characterize the voicemail application. The initial cost of a voicemail system can be offset by productivity and efficiency gains. The degree to which these potential gains are realized is largely determined by system features that influence acceptance and use of the system by management and staff. Training materials include instructional videos, basic and advanced tutorials, and classroom instruction. Prior to using the system, it is vital that all users receive training.