A resume summary should be a succinct showcase of your most relevant and impressive achievements, skills, and qualifications that match the job and employer's needs. It should demonstrate your unique value proposition and what makes you stand out from other candidates. A resume summary should be no longer than four sentences and should use quantifiable metrics and action verbs. Examples of resume summaries for different career levels include an entry-level recent graduate with a bachelor's degree in accounting and a 3.8 GPA, proficient in Excel, QuickBooks, and SAP; a mid-level certified project manager with over five years of experience in managing complex IT projects for Fortune 500 clients; and a senior-level dynamic leader with over 15 years of experience in the healthcare industry. Each has demonstrated their ability to deliver projects on time, within budget, and with high quality, as well as their capacity to develop innovative strategies, policies, and programs to improve patient outcomes, operational efficiency, and stakeholder engagement.