It does other things for us, too. We are bombarded by 60,000 stimuli per second every minute of our lives. When it works with one of them that's all it can handle-one thing at a time. Emotions and the imagination reside in the subconscious. In an emotional state, we are motivated to proceed in the direction of what we are imagining.
Emotion is the fuel of the subconscious while imagination is the language.
A habit is usually eliminated by replacing it with another. Some habits are easier to eliminate than others and if they are firmly held in the subconscious may require finding the causes and remove them. The subconscious can be your master or your greatest ally in your quest for success and self-improvement.