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whiteboard cleaner
Skip itA concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.
Conversion
Incredible20.6%search→purchase rate — share of searches ending in a sale
Returns
Incredible0.1%return rate — above 5% kills the launch gate
Quality gap
Good4.3★avg incumbent rating — lower means beatable quality
Review moat
Okay1,876.17avg incumbent reviews — the moat a new listing must climb
Market size
Okay£129K£129K/yr · 105K searches
Growth
Bad-0.1%90-day search growth — must beat 0% to launch
Avg price
Bad£5.97avg listing price — sweet spot $15–$100
Competition
Bad100%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand
Price range
Bad£2.12–£11.22cheapest to priciest tracked listing — scored on the share inside $15–$100