As a graphic designer a portfolio is essential. While it’s great to have an online one, it’s also a good idea to have a physical one too to take along to meetings and interviews.
Putting together and showing this kind of portfolio of your graphic design work is quite a skill, and the best way to do it gets debated constantly by designers around the world. There is no right way of doing it – there will always be differences in what employers or clients expect, or would like to see. Some simple logic and advice will help you though, and I’m going to share what I have learned both from experience and from reading other articles.