Hello, everyone. One of the most common but workable project is SEO. Most of people knows about this and many of them are still working with this. SEO means Search Engines Optimization. That means if anyone want to make their webpage in the top, it was doing by SEO. So it's like an advertisement for webpage. Here I give a useful website for brief.Thank you....
Link: http://www.museonatheme.info/seo-business.html