Mute or turn off the television before attempting to use the phone.
2Always say "Hello." Do not say anything else, unless you already know who is calling. Jokes, personal greetings, or random words can be off-putting to unknown callers.
3Use an approved company greeting when answering a business call. Do not just say "Hi," as some callers will consider this unprofessional.
4Allow the line to ring at least five times before hanging up. This gives the other party enough time to finish (or interrupt) whatever they may be doing and come to the phone. If you called just to chat, hang up at five rings, otherwise it may get bothersome to the other party