How to speak English on the cellphone?

In this film, the pronunciation is all standard American English.
The speakers used clear and they emphasized every words when they talked on the phone.
If you are interested about listening then you may enjoy it and please leave your message to discuss with me. The film is cited from Youtube.

Link:
http://tw.youtube.com/watch?v=LIifh6aHsQM&NR=1

Topic:
Lesson 1: How to speak in American, Learn English, Savio