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Mario Birthday Shirt
Skip itA small market ($22K/yr) — this niche doesn't clear our bar today.
Review moat
Great302.56avg incumbent reviews — the moat a new listing must climb
Avg price
Great$17.79avg listing price — sweet spot $15–$100
Price range
Great$6.18–$40.96cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Good40%top-5 click share — leaders hold, buyers still browse
Returns
Good2.4%return rate — above 5% kills the launch gate
Growth
Good+38.3%90-day search growth — must beat 0% to launch
Brand share
Okay81%top-5 brand share — brands hold most of the demand
Conversion
Okay2.1%search→purchase rate — share of searches ending in a sale
Quality gap
Bad4.6★avg incumbent rating — lower means beatable quality
Market size
Bad$22K$22K/yr · 60K searches
Signals Low Review Barrier