Chelmsford vaccination centre

The video tutorial covers a range of topics, starting with cryptic initial thoughts and moving into a discussion about batch numbers and system removals. It then transitions into a quick bid request and traffic update, followed by personal interactions and health inquiries. The tutorial concludes with final remarks and a request for a date of birth.

What does the speaker imply by saying 'We know where they are'?

What is the context of the question 'Can I have your date of birth?'