Buy low, sell high — the oldest side hustle there is.
Find undervalued items at garage sales, thrift stores, or clearance racks and resell them for profit on eBay, Facebook Marketplace, or Poshmark. Some people turn this into a $2,000+/month operation.
| Time | 5-15hr/wk |
| Startup cost | under-$100 |
| Location | Both |
| Monthly income | $200–$2,000 |
It started with a garage sale find — a vintage KitchenAid mixer for $8 that I flipped for $95 on Facebook Marketplace the same weekend. I was hooked. I spend Saturday mornings (2–3 hours) hitting...
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