There is seldom the need to list irrelevant work experience, especially several pages of it, unless there is a clear demand to explain gaps in employment history. (blog.gojobhero.com)
For those with little or no work experience or those with large gaps in their employment history then the skills format is the best. (resumeformat.org)
You are also able to approach some subjects, such as gaps in employment history or changing careers, which allow the employer to gain a better understanding of your personal history. (professional-resume-example.com)