Advantages of the telephone service :
• It saves time by providing immediate contact. It is a very fast mode of communication.
• It overcomes the distance barrier and avoids the need for face-to-face conversation.
• It provides immediate feedback. The speaker can explain and clarify his message to ensure that it is properly understood.
• It reduces status barriers. There are certain things which people hesitate to say in face-to- face meeting but which can be said over the phone.
Disadvantages of the telephone services :
• In telephone conversation, facial expressions and gestures cannot be used to supplement words.
• The receiver of a telephone call cannot go over the message again and again and there is little time to think.
• It is not possible to judge the mood or temper of the receiver.
• It is not suitable for lengthy messages.
