Independent, equivalent, and incompatible statements do not imply or support other statements and are not outlined. Data placed in an outline that does not imply, support, or clearly relate to other data may be included on the outline if it is placed in parenthesis. It clarifies the purpose of the speech. The audience needs them emphasized to remember them. The audience needs to be reminded of their importance.
People tend to remember fewer points rather than many.
Notice that at the ends of each the thesis statement and main contentions, transitional words are used and placed in parenthesis. These relationship words provide the movement from one level to a subordinate level. It is not necessary to include these relationship words but they can be very helpful. If one can read two ideas connected by a relationship word and if the resulting compounding of the sentences makes sense, then you can feel quite sure that the ideas relate to each other. If the reading of the two sentences connected by a relationship word does not make sense then you know that the ideas do not imply each other.