Many people that use psychics and mediums do so because of their psychic predictions. Have you been lucky enough to find a psychic whose clairvoyant predictions come true? You should be able to receive several divination forcasts depending on, of course, how long your psychic reading lasts.
Although there are different ways of getting a psychic reading, some people prefer to receive their reading by telephone. There are many reasons for this, and many folks will call a phone psychic instead of using the other methods that are available. Usually it's because the person may not be into texting - or may not be internet saavy, or is just plain 'old fashioned'. It's a simple truth that it is much easier to simply pick up the phone, pay and then be connected with your psychic right away.