50
postcard holder
Worth a lookShows a sweet-spot price point ($20.58 avg), but a small market ($43K/yr) keeps it on the watch list.
Avg price
Great$20.58avg listing price — sweet spot $15–$100
Brand share
Great51%top-5 brand share — no brand owns this niche
Review moat
Great411.82avg incumbent reviews — the moat a new listing must climb
Price range
Great$6.79–$48.93cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Good51%top-5 click share — leaders hold, buyers still browse
Returns
Okay3.0%return rate — above 5% kills the launch gate
Growth
Okay+16.0%90-day search growth — must beat 0% to launch
Conversion
Okay3.0%search→purchase rate — share of searches ending in a sale
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Market size
Bad$43K$43K/yr · 70K searches