REI Vantage Tool Suite | Doable Homes
πŸŽ‰ Limited time offer — use code LAUNCH25 at checkout for 25% off

Stop guessing.
Start investing the right way.

Interactive tools built for real estate investors who want to know their numbers before they commit β€” not after they're between a rock and a hard place.

πŸ“± Works on your phone, tablet, or laptop — no app to download, no internet required
90%
of investors have lost money on at least one deal
45%
say a bad investment nearly ruined them financially
40%
wish they had never started investing
Source: Clever Real Estate β€” Survey of 764 residential real estate investors, 2024

The difference between those outcomes is usually organization — and you’re getting this from someone who’s done this.

I’m JV Kaufman, a retired architect, builder, and real estate investor with over 40 years in the field. I developed these proprietary tools as a repeatable system to help you eliminate the guesswork, make faster and smarter deal decisions, and keep you from becoming a statistic.

See it in action — Watch two real deals, $100K+ profit each
Built around the real deal workflow. Each tool handles one phase of the process. Use them in order on a live deal, or jump directly to the one you need.
1 Β· Run the numbers β†’ 2 Β· Walk the property β†’ 3 Β· Score every room β†’ 4 Β· Pull the comps
⭐ Integrated REI Kit
Integrated REI Kit (A Stand Alone Tool — Not included in THE BUNDLE seen below.)
Your complete field intelligence system — one file, works anywhere

The Integrated REI Kit combines the Room Matrix and Deal | No-Deal Calculator into one seamless workflow. Walk every room, mark what you see, hit Send — and watch the calculator pre-populate a rehab level, suggest a budget allocation by item, and tell you instantly if the deal pencils. Works with no internet required.

Room-by-room condition matrix (interior & exterior)
Matrix feeds rehab level suggestion automatically
Budget allocation breakdown by item
Editable cost defaults with market multiplier
Deal | No-Deal Calculator with DSCR & balloon checks
Rehab cost estimator with Low / Mid / High range
P&I builder for buyer mortgage modeling
Works offline — phone, tablet, or laptop
Subject Property Matters
Walk the property like a pro

A systematic inspection checklist covering everything from foundation to roof, HVAC to pest damage, neighborhood to school district. Stop missing things that cost you later.

50+ inspection fields across 10 categories
Key value & risk flags called out
Notes fields for every section
Phone-friendly for on-site use
Room Matrix
Score every room in seconds

A tap-to-mark grid covering 25 rooms × 23 condition categories. Walk the house and mark what needs attention β€” paint, flooring, trim, fixtures, appliances and more β€” in real time.

25 rooms × 23 condition categories
Three-state tap: Good / Needs work / Problem
Sticky headers β€” always know where you are
Rename “Other” rows for any space
Use on-site β€” works on any device
Comparable Sales Grid
Defend your ARV with real comps

Side-by-side comp analysis grid for up to 4 comparable sales. Compare finish level, condition, lot, neighborhood, parking and more. Built-in interior & exterior finish reference panels.

Subject + 4 comp columns side by side
Auto $/sq ft calculation
Interior & exterior finish reference cards
Sticky rows & columns on phone
Works on phone, tablet, or laptop
The Bundle — All Three Tools
Best Value

All three tools for one deal-ready price. Take them on every walkthrough, every analysis session, every comp pull. Download once, use on every deal β€” phone, tablet, or laptop. No internet required.

Subject Property Matters
Room Matrix
Comparable Sales Grid
Coming Soon
Hard Money Calculator
Points, fees & true cost of capital

Know exactly what a hard money loan costs you before you sign. Factor in points, interest, and fees to protect your profit margin.

Coming Soon
Owner Finance Calculator
Structure creative deals with confidence

Model seller-financed deals, balloon payments, and wrap mortgages so you know the numbers work before you sit down at the table.

Coming Soon
Construction Cost Estimator
Building from the ground up

Estimate new construction costs from the foundation up. Framing, mechanicals, finishes, site work — line by line, room by room. For the investor ready to go beyond rehab into ground-up development.