For sales, I recommend How You Make the Sale. It's a general sales book no matter if you're selling software, services, or physical goods and it does a great job of walking you through the sales process and where it overlaps with the buying process. It also helps reframe a lot of the "scary" parts of sales like objections as "requests for more information". Highly recommend for technical people who are new to sales https://www.amazon.com/How-Make-Sale-Frank-McNair/dp/1402204....
For marketing, I recommend Traction by the founders of Duck Duck Go. It gives a practical guide to tons of different marketing channels and when each one is appropriate https://www.amazon.com/Traction-Startup-Achieve-Explosive-Cu...
For sales, I recommend How You Make the Sale. It's a general sales book no matter if you're selling software, services, or physical goods and it does a great job of walking you through the sales process and where it overlaps with the buying process. It also helps reframe a lot of the "scary" parts of sales like objections as "requests for more information". Highly recommend for technical people who are new to sales https://www.amazon.com/How-Make-Sale-Frank-McNair/dp/1402204....