Stress-test a relocation budget without inventing a forecast

Choose the uncertain decisions

Identify rent, move date, travel frequency or another input that could materially change your result. Start from the same baseline household and category set. Prefer a real alternative quote where available; otherwise state the hypothetical assumption. A stress test asks what happens if a condition changes, not how likely that condition is to occur.

Change one input first

Illustration: a baseline subtotal of 1,800 rises to 1,950 when rent alone is 150 higher. That isolates rent’s impact. Changing rent, household size and commute simultaneously would make the cause unclear. Keep the baseline and alternative side by side, including missing categories, and do not report the alternative as a newly observed city price.

Then examine a coherent combined case

Combine compatible assumptions such as a longer housing search and a delayed income payment, keeping recurring costs separate from arrival cash. Avoid adding mutually exclusive costs simply to create an alarming maximum. Record which changed input would reverse your decision and seek better evidence there first. The exercise helps prioritise checks; it does not certify affordability or replace personal financial judgement.

Sources and further reading

• Lifovra — methodology and limitations