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Michael Porter
Written by
Michael Porter
Last updated
July 13, 2026

How To Open An Online Thrift Store In 4–10 Weeks And Get First Sales


Frequently Asked Questions

Start with a niche, then build the operating flow around sourcing, cleaning, photos, listings, checkout, shipping, and returns A practical launch window is 4 to 10 weeks The Year 1 model points to about $29 AOV, 11 units per order, and $25 CAC, so don’t buy traffic until the catalog can convert

Michael Porter
About the author

Michael Porter

Entrepreneurship Researcher

Michael Porter is an entrepreneurship researcher at Financial Models Lab who helps founders opening a new small business turn big questions into clear planning steps. He focuses on expense and revenue planning for the first year, keeping attention on useful numbers and realistic expectations. His work gives business plan writers practical guidance without sugarcoating the challenges ahead.