Generate a full detail guide for small businesses on building a simple marketing funnel. The guide must be easy to understand. It should include sections for: 1. The 'Top of Funnel' (Awareness), with examples like blog posts or social media. 2. The 'Middle of Funnel' (Consideration), with examples like email newsletters or webinars. 3. The 'Bottom of Funnel' (Conversion), with examples like sales pages or consultations. Please include a supportive disclaimer.