Freelance graphic designers often have to get creative with their marketing efforts. Sometimes the budget simply does not allow for outsourcing.
Even more so, freelance graphic designers simply do not have enough time to spend on marketing. This is why social media is such an excellent method of marketing for freelancers – social media is free and can be updated regularly without a huge, initial time commitment.
For freelancer graphic artists, Pinterest is just as important as Twitter or Facebook, or even more so, simply because of the nature of the site.