Although this book is specifically written for use with a Marseille Tarot-style deck, I found a lot of useful information that can apply to any reading with any tarot deck.
Yoav includes a section on reading symbolic language in the cards. He includes categories that many of us have seen before, such as color and number, but he includes other categories that are less commonly discussed. I found the section of body parts particularly interesting.
Although I never had what I consider a formal method of interpreting body parts, I realized that I do casually think about body parts symbolically. For example, I usually notice if a character is wearing any sort of headpiece such as a crown