Oliver has psychics and/or mediums present. These are people who are able to detect and communicate extra sensory experience. A pyshic is someone with extra sensory perception, also known as ESP. Some of the services that they can render include prestidigitation, cold reading, and hot reading, along with demonstrations of telekinesis. A medium, on the other hand, is a more specialized type of psychic. He/she can help you communicate with the spirit world. These are associated with groups practising Spiritualism, Spiritism, Espiritismo, Candomblé, Voodoo, Umbanda etc. Taking the help of such people in Oliver can help you know your future, or communicate with a departed loved one.