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door alarm
Skip itA small market ($79K/yr) — this niche doesn't clear our bar today.
Quality gap
Great4.3★avg incumbent rating — lower means beatable quality
Review moat
Good649.9avg incumbent reviews — the moat a new listing must climb
Returns
Good2.7%return rate — above 5% kills the launch gate
Conversion
Good5.0%search→purchase rate — share of searches ending in a sale
Competition
Okay62%top-5 click share — leaders hold, buyers still browse
Brand share
Okay82%top-5 brand share — brands hold most of the demand
Avg price
Okay£10.65avg listing price — sweet spot $15–$100
Price range
Okay£3.93–£20.05cheapest to priciest tracked listing — scored on the share inside $15–$100
Growth
Bad-7.1%90-day search growth — must beat 0% to launch
Market size
Bad£79K£79K/yr · 150K searches