A warehouse lease asks you to predict the future. Flexe lets retailers rent capacity as demand changes - and puts the same software between thousands of buildings and the goods inside them.
The Flexe co-founder built his career in systems where certainty is expensive and pressure is ordinary. His answer is not a better forecast, but a business designed to survive the forecast being wrong.
ProShip lives in the split second between an order and a shipping label, choosing the carrier, service, promise date and paperwork. That unglamorous decision can save a retailer millions - or turn peak season into a queue.

Before Sean Spector put live tracking on same-day deliveries, he helped put video games in the mail. His career is a study in spotting old systems that customers have quietly learned to tolerate - then rebuilding the experience around visibility, convenience and trust.