Brian wants to make a dinner date with
Alison. He knows she will not be able to read email,
as she is away for a few days, and he doesn't have
her hotel number. He types and prints a letter, which
he puts in her pigeonhole. Alison's secretary always
checks the pigeonhole several times a day, and when
she finds the letter she reads it and rings Alison
and tells her.
answer available for tutors only
There are many levels of detail. It would be possible to use S-E analysis to describe even the act of typing, etc. However, the following is a high-level description:
N.B. the data flow of information in the content of the letter is largely irrelevant for the S-E description.