Here are a couple video courses on the subject of bookselling.
42 videos including over 10 hours of actionable content
40 detailed videos: From launch to sourcing inventory to getting paid to scaling up.
Go from nothing to six-figures: Exactly how to start for under $300 & go all the way to six figures.
Extreme detail: Exactly where to get inventory, how to use scanning apps, and beyond.
From beginner to advanced:Everything covered.