This document provides brief descriptions of common devices and their proper uses and cautions. It explains that a telephone is used to call relatives remotely but the phone bill must be paid monthly, a touch blackboard shows pictures in real time after turning it on, and a webcam takes photos but must be plugged in first. It also notes that a photocopier should only be used to copy non-monetary items and a microwave warms food but cannot dry clothes.

1. WHAT IS THIS FOR?
The telephone is used to talk with relatives
live far away but be sure to pay the phone bill
every month.

2. A touch blackboard is used to show pictures
in real time but remember to press the turn on
button.
A webcam is used for taking photos but don't
forget plug it before you use it.

3. The photocopy is used to copy but should
not be used to copy money.
The microwave oven is used to warm up
but can not be used to dry clothes.