Pricing is a science of balancing your costs against what the market will actually pay. Never rely on the original retail price as your guide.

Buying and selling items for profit, often called "flipping," is a scalable side hustle that centers on one golden rule: . To succeed, you must buy items significantly below their market value so that even after fees, shipping, and your time, you still come out ahead. 1. Where to Source Inventory

High retail markups mean a $50 thrifted credenza can often sell for $300+. FB Marketplace

Best for branded clothing, housewares, and small media. Look for "Goodwill Outlets" where items are sold by weight for maximum margins.