PWPM Wiki

Residential Construction Business Case

This is a practical guide to building a business case for a residential construction project — the justification that weighs the costs, benefits and risks of doing the project, adapted to the realities of building residential housing or apartments.

What a Business Case is

A business case is the justification that weighs the costs, benefits and risks of doing the project. For the full concept and how it works in general, see Business Case. On a residential construction project it plays the same role, tuned to this kind of work.

Why it matters for a Residential Construction project

Residential Construction projects live or die on building residential housing or apartments. A well-built business case gives the team a shared, explicit reference for exactly that — reducing ambiguity, aligning stakeholders, and making problems visible early enough to act. Skipping it, or doing it generically, is how residential construction projects drift into avoidable delay and cost.

What to include

  • Problem or opportunity
  • Options considered
  • Costs and benefits
  • Financial appraisal (ROI/NPV/IRR)
  • Recommendation

Residential Construction-specific considerations

Tailor the business case to the risks that most often derail residential construction projects:

  • Permitting delays
  • Subcontractor availability
  • Cost overruns

Example

On a real residential construction project, the business case would be shaped by building residential housing or apartments. In particular, it should explicitly account for the project’s biggest risks — permitting delays, subcontractor availability, cost overruns — rather than treating them as afterthoughts.