The functional resume example uses a summary introduction to describe the overall experience of the writer. Then job seekers focuses on 2-5 specific functions they provide at most of their previous jobs. The job listings are simply listed to document company, title, dates and locations.
The functional resume is used to try to highlight specific experience. It is commonly used for people that are changing careers or had gaps in employment history. It can still be very effective if you are trying to target a specific type of work.
Read more at http://www.resume-resource.com/functional-resume-example/
