Get Founding Sales by Pete Kazanjy (https://www.foundingsales.com/ https://www.foundingsales.com/). It's written by a tech founder for founders, and he also run

Get Founding Sales by Pete Kazanjy (https://www.foundingsales.com/ https://www.foundingsales.com/). It's written by a tech founder for founders, and he also runs some popular events and forums for the startup community.