What is Channeling? What is a Psychic Mediumship?

In this video, I talk about:

Definition of a Psychic Medium and Mediumship
How Psychic Mediums bring messages forth 
4 types of channeling: Channeling, Trance Channeling, Channeled Writing, Channeled Healing.
Psychic Gifts: born or made?
Can you block messages?
How can you tell if the Spirit is "Good" or "Evil"?
Is Psychic Mediumship evil or harmful for the person who is channeling the messages?
How can a Psychic Medium tell if a message they channel is actually a hit, and not just something in their imagination?
and more...