Askfirmations can be very powerful because they bypass any resistance in the subconscious mind. When you ask yourself a question the Subconscious mind immediately seeks to give you an answer. So when you ask yourself "Why am I so Abundant?" you begin to feel as if you already are Abundant. I've also read from a very reliable source that asking yourself these types of positive questions release Serotonin levels or happiness hormones in the body. So ask the right questions
