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thinkdiag
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Quality gap
Great4.3★avg incumbent rating — lower means beatable quality
Review moat
Great459.6avg incumbent reviews — the moat a new listing must climb
Avg price
Okay£249.29avg listing price — sweet spot $15–$100
Market size
Bad£87K£87K/yr · 26K searches
Conversion
Bad1.4%search→purchase rate — share of searches ending in a sale
Returns
Bad7.7%return rate — above 5% kills the launch gate
Growth
Bad-25.5%90-day search growth — must beat 0% to launch
Competition
Bad87%top-5 click share — a locked-up shelf
Price range
Bad£65.27–£383.67cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Bad100%top-5 brand share — brand-locked demand