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lego glue
Skip itA concentrated shelf (top 5 take 92% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.5%return rate — above 5% kills the launch gate
Quality gap
Great4.1★avg incumbent rating — lower means beatable quality
Conversion
Great8.3%search→purchase rate — share of searches ending in a sale
Price range
Good$7.00–$29.89cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Good$329K$329K/yr · 324K searches
Avg price
Good$12.23avg listing price — sweet spot $15–$100
Review moat
Okay1,626.88avg incumbent reviews — the moat a new listing must climb
Brand share
Bad92%top-5 brand share — brand-locked demand
Growth
Bad-24.8%90-day search growth — must beat 0% to launch
Competition
Bad92%top-5 click share — a locked-up shelf