CalculateRealEstateROI

BRRRR · Guide

Common BRRRR Mistakes

Most BRRRR failures trace to over-paid purchases, under-budgeted rehabs, or unrealistic appraisal expectations.

Reviewed by Keiron Brown, Founder & Editor, CalculateRealEstateROI · Educational estimates only — not investment, financial, tax, or legal advice

Key takeaways

  • Overpaying at purchase destroys every downstream step.
  • Rehab budget without contingency always overruns.
  • Appraisal below ARV is the single biggest refinance shock.
  • Self-doing rehab past your skill triples timeline.
  • Skipping the stress test on refinance scenarios.

Core concepts

Acquisition mistakes

Buying at 75–80% ARV leaves no margin for any error.

Rehab mistakes

Scope creep, vendor change orders, permit surprises.

Refi mistakes

Wrong lender type, no seasoning prep, weak comps.

Operational mistakes

No tenant lined up; vacant months erode return.

Step-by-step framework

  1. 1Run a 65/70/75% ARV scenarios for every offer.
  2. 2Lock contractor scope and price before close.
  3. 3Pre-qualify refi lender before purchase.
  4. 4Line up tenant marketing during rehab.

Common mistakes to avoid

  • Calculating ARV from listing prices.
  • DIY rehab without trade experience.
  • Choosing lender after rehab completion.
  • Ignoring property tax reassessment in refi DSCR.

Frequently asked questions

Why do appraisals come in low?

Conservative appraiser; weak comps; market shift. Always provide a comp packet.

How do I avoid contractor disputes?

Detailed scope, milestone payments, lien waivers.

Is BRRRR dead in 2026?

Harder, not dead. Markets with rehab inefficiency still pencil.

Cash-out limits?

75% LTV residential; 70–75% DSCR; 75% commercial typical.

Action checklist

  • ☐ARV from sold comps only.
  • ☐Contractor scope locked.
  • ☐Refi lender pre-qualified.
  • ☐Three ARV scenarios modeled.
  • ☐Tenant marketing during rehab.

More from BRRRR Investing

BRRRR Best Practices
The disciplined version of BRRRR — underwriting to ARV, sticking to budget, and refinancing into terms that hold.
Beginner's Guide to BRRRR
Your first BRRRR — from finding a candidate property to executing rehab and refinancing without losing money.
Advanced BRRRR Strategy
Scaling BRRRR — parallel deals, portfolio refinancing, and creative capital stacks for experienced operators.
BRRRR Resource Center
Calculators, market data, and tools to underwrite, execute, and refinance BRRRR deals.
The 70% Rule Explained
Why the 70% rule still anchors BRRRR underwriting and when to bend it.
Finding BRRRR Deals
MLS, off-market, wholesalers, and direct mail — pipelines that consistently produce BRRRR-eligible properties.