Administrative support involves tasks such as scheduling, data entry, document management, communication, and office organization. It helps organizations run smoothly by handling administrative and clerical responsibilities, allowing others to focus on their core duties.

Customer support, also known as customer service, involves assisting customers before, during, and after they make a purchase. It includes answering inquiries, resolving issues, providing guidance, and collecting feedback to ensure customer satisfaction and loyalty.

A social media manager is responsible for managing an organization's online presence. They create content, engage with followers, analyze performance, and run advertising campaigns. Key skills include communication, creativity, analytics, and adaptability. Their role is vital for building brand awareness and connecting with the target audience on social media platforms.

Project management involves planning, executing, and controlling projects to achieve goals within constraints. It includes initiation, planning, execution, monitoring, and closure phases. Key aspects are risk, quality, resource, and communication management. Various methodologies like Waterfall and Agile can be used based on project needs.