Amy Perrotta, who runs a career branding company, said a résumé is really a marketing document. Nora Carol Photography/Getty Images Career coach Amy Perrotta shares the résumé template she suggests to clients. She said résumés should be 2-3 pages max, with areas of expertise and a summary up top. Perrotta suggests focusing on your last decade of work, detailing accomplishments. Many job seekers treat their resumé like a career history. That's a mistake, says Amy Perrotta, founder of Needa Stra