Documented failure / lessonEvidence quality: LowDemonstration record — not a real case
Demonstration case: Streetlight restoration with community fault reporting
Demonstration · Urban · Neighbourhood · tropical
Streetlights were restored but failed again within months because no one was responsible for maintenance.
Problem addressed
Dark streets and perceived insecurity.
Intervention / business model
One-off repair without a maintenance contract.
Measured outcomes
Illustrative only.
Failures & unintended consequences
Lesson: secure maintenance responsibility before installation.
Conditions required to adapt elsewhere
Requires local institutional buy-in and a named maintenance owner.