Good old email segmenting. It's become a real powerhouse for us. Figure out what groups of people you have, talk with a few to figure out what they want, build

Good old email segmenting. It's become a real powerhouse for us. Figure out what groups of people you have, talk with a few to figure out what they want, build it and target those who match. We're not a startup however so this is more of a scale up strategy or if you already have access to a large number of users who trust you and want just send your emails to spam.