You may be an expatriate missing home. Or you may be a person on the go with lots of people to call and an empire to direct. Whichever you are, you will need a phone card to keep communication lines..

Mobile telephony is without doubt one of the most explosive developments ever to have taken place in the telecommunications industry. By the end of 1990 there were just 11 million cellular subscribers..

You may not have thought of it this way, but the telephone is just another sales counter. The customer at the other end of the phone is just like the customer at the counter, with one big exception: T..