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filofax a5 refills
Skip itPrices mostly outside the sweet spot ($3.44–$13.38) — this niche doesn't clear our bar today.
Returns
Great1.3%return rate — above 5% kills the launch gate
Competition
Great36%top-5 click share — an open shelf
Review moat
Great495.4avg incumbent reviews — the moat a new listing must climb
Conversion
Good6.8%search→purchase rate — share of searches ending in a sale
Brand share
Good69%top-5 brand share — brands hold most of the demand
Growth
Bad-2.8%90-day search growth — must beat 0% to launch
Quality gap
Bad4.6★avg incumbent rating — lower means beatable quality
Market size
Bad£90K£90K/yr · 189K searches
Avg price
Bad£6.94avg listing price — sweet spot $15–$100
Price range
Bad£3.44–£13.38cheapest to priciest tracked listing — scored on the share inside $15–$100