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Acquisition Research

Rental Acquisition Data Vintage Note

A defensible acquisition note says when a statistic was released, what period it covers, and what it does not measure.

By PortfolioRental Editorial Team · · Updated 2026-08-10 · 2 sources

Modern apartment building with projecting balconies

Key takeaways

  • A source date differs from the period measured.
  • Uncertainty and definitions belong in acquisition notes.
  • Local evidence should be linked to the benchmark.

Source record

2 cited sources

Last verified

2026-08-10

In this article

Quick Overview

An acquisition note should make its market context reproducible. Write down the survey period, publication date, estimate, geography, definition, and uncertainty. This prevents a national benchmark from being mistaken for a local property fact.

Portfolio application

Use the June 2026 new-home sales research as a model for retaining estimate and uncertainty together. Add local listings, closed sales, rent evidence, and financing assumptions separately.

Common Mistakes

Do not label a page access date as the survey period. Do not remove a source's uncertainty language from a dashboard summary.

Method and limits

The Census and HUD new-home sales release states the survey month, estimate, and publication-date context.

Common Questions Answered

What is the minimum note?

Save source, release date, measured period, geography, definition, estimate, and limitation.

Does a current release replace the old note?

Not always. Preserve the earlier version when it supported a decision, then add the newer release separately.

Ready to improve acquisition controls?

Use acquisition research support to keep external data attached to underwriting.

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