Stop Losing Appeals Because Your Depreciation Tables Suck
In the next 7 minutes, you could have a statistically-validated depreciation schedule with full methodology documentation -- ready to defend.
Why Assessors Who Use This Tool Stop Dreading Appeal Season
You get the same statistical rigor that $50,000 consulting engagements deliver -- in 7 minutes, for free.
Zero Data Entry
Just drag and drop your existing spreadsheet. Our system auto-detects your columns -- no reformatting, no manual mapping headaches.
Statistically Rigorous
PAVA smoothing, IQR outlier detection, and automatic monotonicity enforcement. The same methods used by top assessment firms.
Full Documentation
One-click PDF export with methodology, validation metrics, and sample sizes. Ready to share with stakeholders.
Holdout Validation Built-In
Automatically proves your table works on data it hasn't seen. Show taxpayers and attorneys the actual error rates.
Here's Exactly How You'll Get Your Defensible Table
No statistics degree required. No consultants. No waiting weeks for results.
Drop Your File
Drag in your existing cost data spreadsheet. No reformatting needed -- we figure out what's what automatically. Takes 30 seconds.
Click 'Analyze'
We compute depreciation by age, remove outliers, enforce monotonicity, and validate everything. You just watch the magic happen.
Download Your Proof
Get your depreciation table plus a full methodology PDF you can hand directly to attorneys, appeals boards, or taxpayers.
Finally: A Depreciation Table That Won't Crumble Under Cross-Examination
You've seen tables fall apart in appeals because nobody could explain the methodology. That ends today.
Show Your Work (Automatically)
Every single calculation is documented. When an attorney asks 'how did you arrive at this?' you'll have a 20-page answer ready.
Prove It Works on New Data
Holdout validation automatically tests your table on data it hasn't seen. You'll know the actual error rate before anyone challenges you.
No Embarrassing Anomalies
Ever had a table where 30-year buildings depreciated more than 40-year buildings? That won't happen here. Monotonicity is enforced.
Know Your Weak Spots
We flag every age bracket with thin sample sizes. You'll never be caught off-guard when someone asks about data quality.
Every Exclusion Justified
Removed a record? It's documented with the exact statistical reason. No hand-waving, no 'professional judgment' that can't be defended.
One-Click Appeal Defense
Generate a complete PDF methodology memo that explains everything in plain English. Hand it directly to the board.
You're 7 Minutes Away From a Depreciation Table You'll Actually Be Proud to Defend
No signup. No credit card. No sales call required. Just upload your data and see what a statistically-validated table looks like.
P.S. -- Every day you wait is another day you're one appeal away from defending a table you can't fully explain. Fix that in the next 7 minutes.