Erfolgreich als Self-Publisher: Ebooks, Print- und Hörbücher selbst publizieren und vermarkten

Her approach seems comprehensive, but I'm curious what motivated her to cover both aspects in this book. Did her experience come from a particular challenge or breakthrough?

I've read several self-publishing books, but some of Penn's tips felt fresh and actionable. Which strategies have readers actually implemented with success?

Balancing both formats can be tricky—did this dual focus shape the marketing tips or the technical guidance in any specific way?