To create a compelling main message, several key details are essential. First, clearly define the core idea you want your audience to remember. Understanding your target audience is crucial, as their existing knowledge and perspectives will shape your language and approach. Specify the desired outcome, whether it is an action you want the audience to take or a belief you want to instill. Supporting evidence, such as facts, statistics, or anecdotes, adds credibility to your message. A clear and concise articulation of the benefits to the audience is also important, as it helps them understand why they should care.

The context in which the message will be delivered, including the tone and length, is also vital. The delivery method significantly shapes both the tone and length of the message to ensure it resonates with the intended audience and achieves its purpose. A strong main message is focused, audience-centric, and supported by compelling reasons. Providing specific details about the topic or question being asked, including relevant context, any specific requirements or constraints, and the desired outcome or goal, will enable a more accurate and relevant response.