This document provides guidance on determining what products or services an audience wants and when to sell them. It discusses using keywords to understand problems audiences want solved, things they already buy, and information that can make them smarter. Specific sources are listed where these insights can be found, like forums, social media, and the Wayback Machine. Different types of products like physical, information, and services are outlined. It recommends finding a product to support an existing service or vice versa. Seasonal trends and what competitors offer should also be considered to identify the best timing for sales. The overall message is to understand audiences thoroughly to create appropriately tailored offerings.