The phrase "" is a professional concept in property development that describes the immediate and significant impact a house extension has on the existing structure’s value, functionality, and living environment. It moves beyond just "adding space" to address the domino effect an extension creates across the entire floor plan. 1. Understanding the Core Concept
: The finishing touches that make the house liveable, such as hanging doors, installing sinks, and adding electrical faceplates. 4. Financial and Legal Readiness
: The structural "heavy lifting," including foundations, walls, floors, and the initial routing of pipes and cables.