The Italian word "prego" has several meanings, depending on the context. It can mean "you're welcome," "please," "after you," or "don't mention it." 

It can also be used to ask someone to repeat themselves or to give permission. Here are some examples of how "prego" can be used in different contexts:

You're welcome: If someone thanks you, you can say "prego" to mean "you're welcome."

 Please: When you are asking someone to do something, you can say "prego" to be polite.

 After you: When you are entering a room or passing someone on the street, you can say "prego" to let the other person go first.

 Don't mention it: When someone thanks you for something, you can say "prego" to mean "it was nothing."

 Asking someone to repeat themselves: If you don't understand what someone has said, you can say "prego" to ask them to repeat themselves.

 Giving permission: If someone asks for your permission to do something, you can say "prego" to give them permission.

 It is important to note that the meaning of "prego" can vary depending on the region of Italy in which it is used. For example, in some regions, "prego" is more likely to be used to mean "please" than "you're welcome."

 Overall, "prego" is a very versatile word that can be used in a variety of ways. It is a polite and respectful way to communicate in Italian.

"Prego, can you please pass me the salt?"