Field notes
The blog
Two posts a week on the things we wish we'd known before losing money on deals a bad spreadsheet said were fine.
Underwriting·8 min
The 70% Rule for Fix & Flips (With 3 Real Deal Examples)
The 70% rule is the single most-used shortcut in house flipping. Here's the exact formula, when it works, when it lies to you, and three real deals scored against it.
Rehab·10 min
How to Estimate a Rehab Budget in Under an Hour
A repeatable rehab-estimation workflow using the $/sqft method, the room-by-room method, and a 15% contingency rule — with a checklist for the walkthrough.
Financing·9 min
Fix & Flip Financing in 2026: Hard Money, DSCR, and Private Lenders Compared
Hard money rates hit 11.5% in 2026. Here's the full comparison of hard money, DSCR conversion loans, and private capital — plus when to use each.