02
Reselling & Flipping
Buy low, sell high — the oldest side hustle, amplified by online platforms and apps.
100 Side Hustle Ideas — 10 Sub-Categories
Sub-Categories
Sub-Category 2.1
Thrift Store Flipping
Find undervalued items at thrift stores and resell on eBay, Poshmark, Mercari
Sub-Category 2.2
Furniture Flipping
Buy used furniture, refinish or paint it, and resell for profit on FB Marketplace
Sub-Category 2.3
Electronics Reselling
Buy used phones, laptops, and gadgets — test, clean, and resell at market price
Sub-Category 2.4
Retail Arbitrage
Buy clearance items from retail stores and resell on Amazon or eBay at full price
Sub-Category 2.5
Car Flipping
Buy used cars below market, do minor repairs, and resell for $1,000–3,000 profit each
Sub-Category 2.6
Sneaker Reselling
Buy limited-edition sneakers at retail and resell on StockX, GOAT, or eBay
Sub-Category 2.7
Vintage & Collectibles
Find vintage clothing, toys, records, and collectibles at estate sales and resell online
Sub-Category 2.8
Wholesale Arbitrage
Buy products in bulk from wholesalers and resell individually at retail markup
Sub-Category 2.9
Domain & Website Flipping
Buy undervalued domain names or websites, improve them, and resell on Flippa or Sedo
Sub-Category 2.10
Liquidation Pallets
Buy returned/overstock pallets from major retailers, sort, and resell individual items