Prewriting - The Art of Beginning to Write
Freewriting - Gets us past writer's block!
Brainstorming - Gets the creative juices flowing!
Clustering/Mapping/Webbing - When you want a good flow...
Tagmemics - a thorough way to get past writer's block!
Outlining - Can be an excellent tactic for organization.
Let this link take you into the world of prewriting.