Collaborating with a team is one way to bring ideas together and achieve a great finished product. When a creative team comes together and brainstorms, big ideas happen! Working as a team with a large dry erase board has help me and others pull ideas together in the past.
Small design firms and freelancers are a majority of the professional services out there. There are giants with offices around the world. However, around 30% of graphic and web designers are self employed. There is much opportunity out there for a budding designer!