Co-writing can be an amazing experience when two minds come together to create something new in the world.Or it can be a painful process that ends in disaster!In this short book, bestselling authors J. Thorn and Joanna Penn share tips on how to successfully co-write a book and avoid the pitfalls along the way. It includes excerpts from their private co-writing diary, honest notes written every day on a fiction project that will help you on your own journey.* What is co-writing?* Benefits of co-writing* The difficulties of co-writing* Finding the right person to co-write with* Before you start: written legal agreement* Practicalities and process of co-writing and co-creation* Excerpts from Risen Gods co-writing diary* What happens if it goes wrong?* Other types of collaboration and co-creation* Tips for multi-author boxsets* Tips for managing a multi-author collaborationUpdated edition with a new chapter based on a four-author collaborative novel.* Appendix 1: Example agreementIf you want to improve your writing skills and your productivity, co-writing might be the right thing for you.