The first step in writing a manual is to make sure that you know the material at hand, and to also make sure that you have all of your research materials at hand if it is so required. The second step in writing a manual is to write it as if you know that your reader knows what you are talking about. The third step in writing a manual is to include your artwork. This means include any diagrams that may be needed for clarification. The fourth step in writing a manual is to refine your work and break it down into easy to understand steps for your readers. The fifth step is to publish your manual.