Different schools expect you to answer based on the information they taught you so, I do not know if this will work out for you but this is the information i was taught.
What is the best way to compose flash fiction?
Begin in the center. In this very brief form, you don't have time to construct settings or develop characters.
Avoid using too many characters.
Check that the ending isn't at the end.
Sweat the title...
Make your final line ring like a bell.
Write lengthy, then cut it.
