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a7tc spark plug
Skip itPrices mostly outside the sweet spot ($5.02–$13.20) — this niche doesn't clear our bar today.
Conversion
Incredible15.5%search→purchase rate — share of searches ending in a sale
Review moat
Great280.2avg incumbent reviews — the moat a new listing must climb
Returns
Great1.8%return rate — above 5% kills the launch gate
Growth
Good+38.4%90-day search growth — must beat 0% to launch
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Avg price
Okay$8.96avg listing price — sweet spot $15–$100
Brand share
Bad92%top-5 brand share — brand-locked demand
Competition
Bad77%top-5 click share — a locked-up shelf
Market size
Bad$39K$39K/yr · 28K searches
Price range
Bad$5.02–$13.20cheapest to priciest tracked listing — scored on the share inside $15–$100