Please tell me which of the following sentences should be the topic sentence; which sentences should be developed in a separate sentence; and which sentences should become support sentences:

1. The old incident report caused numerous problems and confusion.

2. One problem was that employees often omitted important information.

3. The Hospital Safety has revised the form used for incident reports.

4. Another problem was that inappropriate information was often included that might expose the hospital to liability.

5. The Hospital Safety Committee has scheduled a lunchtime speaker to discuss prevention of medication mistakes.

6. Factual details about the time and the place of the incident are important, but speculation on causes is inappropriate.

7. The new form will be available on April 1.