When I'm actively involved in reselling, I will have 40 or more unique or rare items at the auction home.
Now we look into the opposite aspect within the game. You will learn through experience what works and what doesn't. https://hesamjalali.ir/%d9%86%d9%85%d9%88%d9%86%d9%87-%d8%b3%d9%88%d8%a7%d9%84-%d8%aa%d8%b4%d8%b1%db%8c%d8%ad%db%8c-%d8%af%d8%b1%d8%b3-1-%d9%85%d9%86%d8%b7%d9%82-%d8%af%d9%87%d9%85/