How to quickly use CIRCLES — a famous product design framework, to very very easily figure out your first digital product to sell(template, pdf).This article is for Substack users, but it works best if you’ve already written a few posts before anywhere.You don’t need anything fancy. You can simply feed Claude your previous work in any format(copy paste, screenshot, markdown), the goal is simple to let Claude understand what you’ve already written, and then use that as the starting point.https://xianli.substack.com/p/how-to-use-the-circles-framework