How to write a Haiku?

Try to bear the following points in mind:
1. Seventeen syllables in one line.
2. Seventeen syllables written in three lines.
3. Seventeen syllables written in three lines divided into 5-7-5.
4. Seventeen syllables written in a vertical (flush left or centered) line.
5. Less than 17 syllables written in three lines as short-long-short.
6. Less than 17 syllables written in three vertical lines as short-long-short. (Ala Barry Semegran)
7. Write what can be said in one breath.
8. Use a season word (kigo) or seasonal reference.
9. Use a caesura at the end of either the first or second line, but not at both.
10. Never have all three lines make a complete or run-on sentence.
(from Jane Reichhold)