The best resume format to use is the combination resume. This resume format is not chronological nor functional. It combines both! It is extremely flexible and allows you to use strategies in a way that would normally be considered wrong.
The difference between the combination format and the chronological format is that the chronological format resume is very easy to follow. The hiring manager will typically start to read the chronological resume at the bottom of the work history or professional experience section (heading depends on your career level) and will continue reading his or her way up towards the top to trace your career history. If there are employment gaps, it will be obvious because it is difficult to hide breaks in employment using this resume format. This is why most hiring managers prefer the chronological resume format. It is easy to read and leaves little to the imagination. This can be a great advantage (marketing tool) if you have been in the same type of position because it shows continuity and progression in your industry.
But what happens when you've held different types of positions across several industries? Some reasons for gaps in employment or holding too many/unrelated jobs include raising children, caring for a family member, illness, returning to college, corporate downsizing or merger, joining the military, and difficulty finding work for long stretches of time because of a tight job market or weak resume! Hey, things happen. That