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Case StudyTier BOperational2023
Automated Divar Property Listing Monitor
Lightweight listing monitor that polled a filtered Divar URL and generated direct desktop alerts for new matches.
AutomationTechnical
Context
2023 · Personal operational automation · Maturity: Operational.
Problem
New matching property listings needed to be noticed quickly without repeated manual refresh.
Users
Personal use.
My Role
Personal automation implementation.
Product Decisions & Responsibilities
- Defined a narrow monitoring use case and alert behavior.
Technical Approach
- Implemented 5-minute polling and desktop notification workflow.
PythonWeb monitoringDesktop notifications
Constraints
- Single filtered URL.
- Short real-use window.
Product Flow
- Poll filtered URL
- Compare listings
- Detect new item
- Desktop alert
Outcome
- ~1 week of real use with 5-minute polling.
What I Learned
- Narrow automation can still create meaningful time savings when the trigger is clear.
Evidence Boundary
What this does — and does not — prove
Not described as multi-source monitoring or a recommendation engine.
Next Iteration
Extend the product only after the next decision can be tied to stronger user, operational, or business evidence rather than adding features for their own sake.