Yes, tarot readings can be done remotely, including over the phone. Many tarot readers offer their services through phone calls, video calls, or even email. The physical presence of the reader is not necessary for the reading to be effective, as the focus is on the energy and intention behind the reading.
Absolutely. Tarot can be a wonderful tool for self discovery and for getting in touch with your own intuition. I would suggest learning the meanings of the cards and the contained symbolism, and carefully phrase your questions to prevent getting the answer you want instead of the actual answer.