# Calculate These 6 Numbers Before Buying ANY Investment Property

Source: https://www.youtube.com/watch?v=mWmbKM6op-E
Recap page: https://rapidrecap.app/video/mWmbKM6op-E
Generated: 2026-02-25T14:44:42.826+00:00

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## Quick Overview

Investors must calculate six essential numbers before purchasing any investment property to avoid speculation and ensure profitability, with the most crucial metrics for long-term wealth building being Equity and Cash on Cash Return, rather than just the absolute monthly cash flow figure.

**Key Points:**
- The first essential number is Current Value, which investors must determine accurately, preferably through an appraisal or agent comps that account for AS IS condition, because "you do not want to pay more than current value for a property."
- Equity is the most important real estate financial metric, defined as asset value minus liabilities, and investors must aim to "walk into equity on day one," meaning acquiring equity without paying for it upfront through discounts or forced appreciation.
- After Repair Value (ARV) dictates profitability, especially for flips or BRRRR deals, and investors must be conservative, asking agents for the "middle to the low-end ARV, not the tippity top," to protect against overestimating future sales prices.
- Rent Comps are cited as potentially the most important metric for rental property owners, requiring conservative underwriting where investors discount stated rent expectations by about 20% or take the low end of comps to ensure realistic performance.
- Holding Costs significantly impact profitability for both flippers (debt service, utilities) and landlords (maintenance, capital expenses, vacancy, property management), and investors must budget for 2-3 months longer than anticipated, especially new flippers who should double their time frame.
- Cash flow is calculated as gross revenue minus all expenses (including vacancy, capex, and management), but Cash on Cash Return (annual cash flow divided by total invested capital) is the superior metric because it "measures efficiency."
- Investors should utilize resources like the book "Real Estate by the Numbers" or the Bigger Pockets calculator (with a Pro membership) to run these six numbers confidently before making an offer.

**Context:** Dave Meyer, Chief Investment Officer at Bigger Pockets, and co-host Henry Washington discuss the critical financial metrics necessary for sound rental property investment, contrasting data-driven analysis with common investor speculation based on "vibes." The hosts emphasize that the difference between investors who build wealth and those who stall out hinges on a deep understanding of specific financial calculations, which they distill down to six core numbers required for any deal analysis.

## Detailed Analysis

Successful real estate investing requires calculating six specific numbers to move beyond speculation, starting with determining the Current Value (AS IS value), which is distinct from the list price and should ideally be confirmed by a professional appraisal or agent comparables that accurately reflect the property's current condition. Equity is highlighted as the non-negotiable metric; investors should strive to "walk into equity on day one" by securing discounts or creating forced appreciation through renovations, as equity accumulation is key to building long-term wealth. After Repair Value (ARV) is crucial for determining offer prices, demanding conservative estimation based on the middle to low end of comparable sales to maintain a cushion. For rental performance, Rent Comps are paramount, requiring investors to underwrite conservatively—often discounting professional estimates by 20%—to ensure the actual achievable rent supports desired returns. Holding Costs are a frequent pitfall, demanding careful budgeting for debt service, utilities (for flips), and operating expenses like vacancy (doubling the market average is advised) and property management for rentals; failure to budget for these expenses means revenue is mistaken for profit. Finally, while Cash Flow (revenue minus all expenses) confirms a deal pays for itself, Cash on Cash Return (annual cash flow divided by cash invested) is the superior measure of efficiency, as a low rate of return indicates poor capital deployment even if the absolute cash flow number seems appealing.

### The Six Essential Numbers

- Current Value (AS IS)
- Equity
- After Repair Value (ARV)
- Rent Comps
- Holding Costs
- Cash Flow and Cash on Cash Return

### Determining Current Value

- Do not rely on list price; use an appraisal or agent comps that factor in finish quality
- Buying under current value provides a cushion against market declines

### The Importance of Equity

- Equity is assets minus liabilities; the goal is to "walk into equity on day one" through discounts or forced appreciation (value-add)

### Calculating ARV and Rent Comps

- ARV estimation requires conservatism, using the middle to low end of comps; Rent Comps must be underwritten conservatively, often discounting estimates by 20% to ensure leaseability

### Underwriting Holding Costs

- Budget for debt service, utilities, maintenance, capital expenses (HVAC, roof), vacancy (often doubled from market average), and property management, even if self-managing, as these erode gross revenue

### Prioritizing Cash on Cash Return

- Absolute cash flow is less important than the rate of return; Cash on Cash Return (annual cash flow / total invested capital) measures capital efficiency, which is key to building wealth efficiently