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knife sharpeners
Worth a lookShows low returns (0.6%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Returns
Incredible0.6%return rate — above 5% kills the launch gate
Market size
Great£1.9M£1.9M/yr · 1.7M searches
Avg price
Great£16.12avg listing price — sweet spot $15–$100
Price range
Great£4.31–£115.48cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Good6.9%search→purchase rate — share of searches ending in a sale
Quality gap
Good4.3★avg incumbent rating — lower means beatable quality
Brand share
Good67%top-5 brand share — brands hold most of the demand
Competition
Bad70%top-5 click share — a locked-up shelf
Review moat
Bad17,513.86avg incumbent reviews — the moat a new listing must climb
Growth
Bad-18.3%90-day search growth — must beat 0% to launch