Reventure App (opens in new tab)
Referenced in Chapters 1, 3, 7
Real-time housing market data with zip-code-level price-to-income ratios, inventory tracking, and market risk indicators. Used throughout the book to evaluate local market conditions and identify overpriced markets.
AirDNA (opens in new tab)
Referenced in Chapters 5, 8
Short-term rental market analytics including occupancy rates, average daily rates, and revenue projections by address. Used to evaluate the rental income potential of properties as an alternative to traditional ownership.
NeighborhoodScout (opens in new tab)
Referenced in Chapters 4, 7
Neighborhood-level data on crime rates, school quality, appreciation history, and demographic trends. Essential for the Property Investability Score calculation and comparing neighborhoods within a market.
EWG Tap Water Database (opens in new tab)
Referenced in Chapter 6
The Environmental Working Group's database of municipal water quality test results, showing contaminants detected, levels relative to health guidelines, and PFAS data. Used in the environmental risk chapter to demonstrate hidden water quality costs.
Fizber (opens in new tab)
Referenced in Chapter 8
For-sale-by-owner (FSBO) listing platform and home valuation tool. Referenced as an alternative to traditional brokerage models for sellers looking to reduce transaction costs when exiting a property.
GetRidley (opens in new tab)
Referenced in Chapter 8
AI-powered property analysis tool that evaluates investment potential, cash flow projections, and risk factors. Used as a cross-reference for the Property Investability Score methodology.
Houzeo (opens in new tab)
Referenced in Chapter 8
Flat-fee MLS listing service for sellers who want maximum exposure without full-commission brokerage. Referenced alongside Fizber as a cost-effective exit strategy for condo owners.
CrimeGrade (opens in new tab)
Referenced in Chapters 4, 7
Address-level crime risk grading system that provides letter grades (A through F) for violent crime, property crime, and other categories. A key input for the neighborhood evaluation component of the Property Investability Score.
ENERGY STAR Portfolio Manager (opens in new tab)
Referenced in Chapter 2
The EPA's free tool for tracking building energy and water consumption. Most building performance standards (Energize Denver, Local Law 97, BERDO) require benchmarking through this platform. Condo owners can use it to see their building's energy performance score.
Artemis.bm (opens in new tab)
Referenced in Chapter 3
The leading source for catastrophe bond, insurance-linked securities, and reinsurance market news. When CAT bond yields spike, insurance premiums follow within 6–18 months. This site serves as an early warning system for homeowners monitoring insurance cost trajectories.
These tools are independently operated. The Condo Trap has no affiliate relationship with any of them.
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