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door chain stopper
Skip itA small market ($70K/yr) — this niche doesn't clear our bar today.
Conversion
Great11.6%search→purchase rate — share of searches ending in a sale
Returns
Great1.7%return rate — above 5% kills the launch gate
Review moat
Good637.32avg incumbent reviews — the moat a new listing must climb
Brand share
Good70%top-5 brand share — brands hold most of the demand
Quality gap
Good4.5★avg incumbent rating — lower means beatable quality
Competition
Okay56%top-5 click share — leaders hold, buyers still browse
Avg price
Okay$11.68avg listing price — sweet spot $15–$100
Price range
Okay$6.75–$20.97cheapest to priciest tracked listing — scored on the share inside $15–$100
Growth
Bad-11.6%90-day search growth — must beat 0% to launch
Market size
Bad$70K$70K/yr · 51K searches