Verily, the topic of manners when using the telephone, in compliance with the shari'ah, is taken from the manners of meeting, seeking permission, speech, talking to others - in terms of volume, time, place, the actual content of the speech and the way in which it is uttered - all of which are well known in the pure texts of the shari'ah. They fall under the list of virtues and good deeds that Islam propagates to establish the Muslim's life on a foundation of good and upright character.