Using cell phones, calls for etiquette of cell phone using. These etiquette vary over the world, from one nation to another. There are some etiquette that remain standard through many nations.
For example the practice of not talking loudly over the cell phone in public places, or keeping it in silent mode under such circumstances, runs through many nations. But then there are countries where not receiving a call, no matter in what circumstances you are, is considered extremely rude. In places like Thailand, China and Brazil, one can and should attend a call even during a professional meeting or job interview.
In Egypt, people exchange at least five minutes of pleasantry before beginning the conversation. Egyptians are also quite fine with giving out their phone numbers to strangers whom they meet in public places. Russians on the other hand are very careful about cell phone usage. They prefer short and to the point conversations over the phone.
The Chinese have this custom of letting the phone ring for long before answering a call, whereas Indians seem to have loud ringtones for their cell phones. In Japan, it is rude to talk on your phone when you are among strangers.