Substack Kick-Starter: Gain Your First 1000 Subscribers Working Just 15/minutes a Day![DAY 4] Create your irresistible offerYana G.Y.May 11, 2025∙ PaidShareToday I’m looking at what sells on Substack.A good product strategy starts with good research.This post is for paid subscribersSubscribeAlready a paid subscriber? Sign inPreviousNext