What do a security guard a plumber and a management consultant share in common?

A security guard, a plumber, and a management consultant all provide essential services that address specific needs within society. Each profession requires a unique set of skills and expertise to effectively solve problems, whether it's ensuring safety, fixing Plumbing issues, or optimizing business operations. Additionally, all three roles involve interacting with clients or the public, emphasizing the importance of communication and customer service in their respective fields.