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I shipped a neighborhood marketplace within 24 hours.

I built Sandbrock Share for a 2,000-home Texas community whose founder had no technical team. The product lets verified neighbors post an item, respond to a request, arrange the handoff, and record the return and review. A conventional build called for five to eight people and six months or more. The Overview shows the marketplace that shipped.

Sandbrock Share: product
  • Industry

    Consumer: hyperlocal marketplace

  • Engagement

    Full product build (0 to 1)

  • Timeline

    Under 24 hours to live

  • Key result

    Two communities on one codebase

Snapshot
<24h
Idea to production

Scoped, designed, built, and deployed before the next morning

5 to 8 → 1
People needed to build

The conventional plan called for five to eight people over six months or more

2
Communities on one codebase

Neighbor Share reused the platform instead of funding a second build

Context

I built Sandbrock Share for a 2,000-home Texas community whose founder had no technical team. The product lets verified neighbors post an item, respond to a request, arrange the handoff, and record the return and review. A conventional build called for five to eight people and six months or more. The Overview shows the marketplace that shipped. Neighbor Share later launched the same platform for a second community.

Challenge

The decision was not which features to add. It was how quickly the founder could learn whether neighbors would list anything. Background checks and live location sharing would have delayed that test, so I cut both from the first release and kept the bet on one closed community.

Findings

The closed community already gave neighbors a reason to recognize one another. I made the verified-neighbor badge the first trust layer, then centered the product on one job: post an item, respond to a request, arrange the handoff, and record the return and review.

I shipped a neighborhood marketplace within 24 hours. · SuperIC