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Scope Creep

Also known as: requirement creep

Scope creep is the gradual, unplanned expansion of a project's scope beyond what was originally agreed, usually without matching changes to time or budget.

Key takeaways
  • Scope creep is the gradual, unplanned expansion of a project beyond what was agreed.
  • Each small addition seems reasonable, but together they blow the timeline and budget.
  • The defence is making every change visible against the agreed scope, not saying no to everything.

Scope creep is how a focused project quietly becomes a sprawling one. Each small "while we are at it" addition seems reasonable on its own, but together they blow the timeline and budget and leave the project never quite finished. It is one of the most common reasons projects overrun.

The defence is not saying no to everything; it is making every change visible against the agreed statement of work, so additions are a deliberate choice rather than a drift.

When it applies

  • Small additions keep getting added without adjusting time or budget.
  • The project never quite finishes.
  • The original deadline has quietly become meaningless.

Commonly confused with

A tight SOW is the main defence against scope creep.

Frequently asked

How do you prevent scope creep?
With a clear statement of work and a habit of checking every new request against it, so additions are a deliberate, visible choice rather than a drift.

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