Week+2+-+September+17,+2012

=__**Tetrad Topic** **-** **email**__=

Email enables a person to send a letter/information to somebody else instantly.
 * 1) Enhancement**

With email, the traditional way of sending a letter and communicating with people who live further away form you is revamped.
 * 2) Retrieval**

Consequences of email include the deterioration of eyesight form constantly looking at computer screens.
 * 3) Reversal**

The act of actually sitting down, writing a letter, and putting it in the mailbox is becoming lost as a result of email.
 * 4) Obsolescence**