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locking mailbox
Skip itBrand-locked demand (top 5 brands take 92% of clicks) — this niche doesn't clear our bar today.
Avg price
Great$78.39avg listing price — sweet spot $15–$100
Market size
Okay$267K$267K/yr · 193K searches
Competition
Okay59%top-5 click share — leaders hold, buyers still browse
Review moat
Okay2,266.29avg incumbent reviews — the moat a new listing must climb
Price range
Okay$9.85–$247.15cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Okay4.5%return rate — above 5% kills the launch gate
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Growth
Bad-5.7%90-day search growth — must beat 0% to launch
Conversion
Bad1.8%search→purchase rate — share of searches ending in a sale
Brand share
Bad92%top-5 brand share — brand-locked demand
Signals High Price