The definition of a portfolio is, A portfolio is a purposeful collection of student work that exhibits the student's efforts, progress and achievements in one or more areas
[over time]. An e-portfolio is basically the same thing except its tracked on the Internet. Its a just a really big internet folder that shows all the work you done and how you did on it. It can show you how and where you either improved or have not improved on the work you have been doing. It is very useful and helpful because your always going to need to keep track of your work.