If you’re a stay-at-home mom or you are tired of being micro-managed at your job, starting your own business is a fun and exciting prospect. While many start-up businesses are cost prohibitive, there are plenty of exciting business opportunities available for those who don’t have or don’t want to spend a fortune starting their own business. Business Consulting Image via Flickr by Port of San Diego If you have a keen sense of how successful businesses should be run, business consulting is an excellent way to earn money without having to invest all your savings to get your own business started.…