How can you use your knowledge about a topic? 1. You can find out what you already know.
2. You can look through your notes to find key words for your search.
3. You can figure out what else you would like to know.
4. All of these can help you as you plan your research.

All of these can help you as you plan you’re research.

Answerthe third and fourth;

This sounds like a personal reflection on something you did. it is asking the hardest part, or a part you may have struggled with on an informal interview you must have done. it is also asking advice you'd give someone else for the process of completing an informal interview, so you should write something that would . for example, maybe the first thing they should do, something they should include.