The twelve items in the checklist for writing preparation is:
1. Determine general purpose
2. Determine specific purpose
3. Make sure purpose is realistic
4. Make sure timing is appropriate
5. Make sure sources credible
6. Message reflects on topic
7. Audience size
8.Audience composition
9. Audience awareness and knowledge of topic
10. Anticipate probable responses
11. Select correct channel
12. Make sure information accurate and ethical