How to clean monitor LCD

There are many articles on the internet about how to clean an LCD monitor, this article will discuss about tips on how to clean an LCD monitor based on experience and reference manual as below :

1. Make sure the LCD devices are switched off , wait a while before the static electricity is discharged at the surface of the LCD.
2. Prepare a towel or a soft material, do not a tissue, because the surface is rough and can damage the LCD screen
3. Prepare a liquid soap, whatever its mild, DO NOT USE ALCOHOL!
4. Spray the liquid onto the surface of the LCD and then rub in one direction, horizontal or vertical only
5. That tips work for all type LCD including laptop LCD, Handphone LCD or TV.