From One Machine to an Empire: How to Start, Scale, and Profit from Your Own Vending Route — Locations, Machines, Passive Income (Profit From Scratch Series)

This book talks about machine/route buying and negotiation tactics. https://www.amazon.com/dp/B0H2CHLXWJ?dplnkId=206b6512-5761-4986-b35e-355914295231

If youre just getting started, I recommend reading this book. Lots of great info about running a vending business. I promise its definitely not a passive business. Lots of work at first. https://www.amazon.com/dp/B0H2CHLXWJ?dplnkId=ff116ab9-5afc-437d-8273-23e21a16bfb4