Ace
The Ace of Pentacles holds the potential energy of every card in its suit. This makes it extremely powerful. When you draw this card it emanates so much potential energy, it imbues every card in your reading with an added layer of meaning. Aces always bring in fresh future energy and in the case of pentacles that is dealing with topics of health and vitality, career and money, the home and practical magic.
Meaning:
The Ace of Pentacles rules materializing the spiritual and spiritualizing the material. It rules the border between the seen and unseen.  In a relationship reading the Ace of Pentacles is about expressing your deepest emotions for another through the body during sex or providing for someone financially because of your deep love for them. It is healing yourself emotionally which allows you to be available on a practical level with your partner. 
This is an excellent card to draw when asking about healing after an illness...especially if Temperance is also in the reading. If you want to lose weight or get into shape, the Ace of Pentacles shows your ability to commit to a new health path and not being swayed by outside influences. The key here is action. An ace is potential, it is a guiding energy that inspires you, but you must act on it.
Often times the Ace of Pentacles shows up when a relocation is happening. Look for the World or 6 of Swords to confirm this meaning. An ace as an outcome always points to new, positive beginning on the horizon.