If you struggle to get ideas down on paper have a try at mind mapping. A simple imagery based technique that frees up ideas and increases recall using simple easy to spot prompts.

The layout and simplicity of a mindmap saves you time by highlighting rather than hiding the words you know you want to talk about.

A quick scan of your map and you know where your flow is going and what you still need to cover.

Have a read of the following books or even better have a play with the free software download.

The Buzan Study Skills Handbook: The Shortcut to Success in Your Studies with Mind Mapping, Speed Reading and Winning Memory Techniques (Mind Set)

How to Mind Map: The Ultimate Thinking Tool That Will Change Your Life