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vintage books
Skip itWeak search conversion (0.9%) — this niche doesn't clear our bar today.
Avg price
Incredible$30.94avg listing price — sweet spot $15–$100
Price range
Great$7.27–$67.48cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Good719.46avg incumbent reviews — the moat a new listing must climb
Returns
Good2.7%return rate — above 5% kills the launch gate
Brand share
Okay82%top-5 brand share — brands hold most of the demand
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Growth
Bad-6.8%90-day search growth — must beat 0% to launch
Competition
Bad78%top-5 click share — a locked-up shelf
Market size
Bad$60K$60K/yr · 213K searches
Conversion
Bad0.9%search→purchase rate — share of searches ending in a sale
Signals Low Review Barrier