Write an explanation of the main ideas (concepts) and supporting details of a work of writing. To decide which details to include in the essay of a book chapter, consider the ″who, what, when, where why and how″ while reading the chapter. Take notes that answer these questions and compile the information into complete sentences.2) Please, make sure that you include the main concepts of the chapter, and divisions or subdivisions of the topic of the chapter.3) The main concepts are the main theme in the chapter. 4) Verify that your essay or revision of the chapter includes the title, author as well as the chapter reference.