Okay kiddo, imagine you're going to a really big playground with lots of different areas to play in. Each of these areas has its own special equipment and toys for you to play with. Now, imagine that each of these areas has a special number or name that helps you and your friends find it easily. This number or name is like a Facility ID.
A Facility ID is kind of like that playground number or name, but for big buildings, like hospitals or malls. Instead of different areas to play in, these buildings have different rooms or sections with their own special equipment, like a doctor's office or a store. Each of these rooms or sections has its own special number or name, which is the Facility ID.
So, if you were looking for a specific place in one of these big buildings, you could use its Facility ID to help you find it quickly and easily. And just like on the playground, each Facility ID is special and unique, so there's no confusion about which room or section you're looking for.