UK: Members of the public continue to queue to see Queen Elizabeth II as she lies in state at Westminster Hall.

The video ends with a brief expression of gratitude.

What does the phrase 'Thank you' signify in communication?

In what situations might someone say 'Thank you'?

How can expressing gratitude impact relationships?

What are some alternative phrases to 'Thank you' that convey appreciation?

Why is it important to express gratitude in daily interactions?