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marshall monitor
Skip itA concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.
Avg price
Great€99.06avg listing price — sweet spot $15–$100
Review moat
Okay1,924.67avg incumbent reviews — the moat a new listing must climb
Price range
Okay€10.87–€204.26cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Returns
Bad5.6%return rate — above 5% kills the launch gate
Conversion
Bad1.8%search→purchase rate — share of searches ending in a sale
Growth
Bad-20.7%90-day search growth — must beat 0% to launch
Market size
Bad€14K€14K/yr · 8K searches
Competition
Bad100%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand