43
book corners
Skip itPrices mostly outside the sweet spot ($3.89–$12.63) — this niche doesn't clear our bar today.
Review moat
Great186.31avg incumbent reviews — the moat a new listing must climb
Brand share
Great55%top-5 brand share — no brand owns this niche
Returns
Good2.0%return rate — above 5% kills the launch gate
Conversion
Good4.3%search→purchase rate — share of searches ending in a sale
Competition
Good53%top-5 click share — leaders hold, buyers still browse
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Growth
Bad-6.7%90-day search growth — must beat 0% to launch
Avg price
Bad$7.36avg listing price — sweet spot $15–$100
Market size
Bad$33K$33K/yr · 104K searches
Price range
Bad$3.89–$12.63cheapest to priciest tracked listing — scored on the share inside $15–$100
Signals Low Review Barrier