This document is a resume for Muhammad Atif, who has over 5 years of experience in retail sales, customer service, and call center roles. His experience includes selling products like mobile phones, laptops, and managing sales functions at stores. He also has experience providing customer service, handling inquiries and complaints via phone/email, and resolving problematic customer situations. Atif aims to ensure positive customer experiences and uses feedback to better understand customer needs. He is seeking a new opportunity and has the skills and qualifications for a career in sales, customer service, or a related field.