30
book ends
Skip itA concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Avg price
Incredible$40.93avg listing price — sweet spot $15–$100
Price range
Incredible$25.31–$50.73cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Good739avg incumbent reviews — the moat a new listing must climb
Growth
Bad-4.1%90-day search growth — must beat 0% to launch
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Conversion
Bad1.1%search→purchase rate — share of searches ending in a sale
Market size
Bad$2K$2K/yr · 5K searches
Competition
Bad100%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand
Signals Low Review Barrier