Most official liquidation marketplaces require a valid state-issued resale certificate or tax ID. This allows you to buy inventory tax-free.

To get the best deals, buy as close to the source as possible to avoid middleman markups. Understanding Closeouts & Liquidation Merchandise

Open a dedicated business bank account to manage income and expenses, and create seller accounts on platforms like eBay , Poshmark , or Amazon where you plan to resell.