The most expensive interior mistakes usually begin with timing, fragmented responsibility and decisions made without a complete concept.

Designing a residence requires broader architectural coordination and longer-term control than designing an individual apartment.

A meaningful design fee can be established only after the property, scope, detail and implementation responsibilities are understood.

The cost of designing a residence depends on scope, complexity and responsibility—not square metres alone.

Large homes magnify weak hierarchy and disconnected decisions; additional area must be shaped into meaningful space.

Once the shell and room layout exist, interior quality depends on how intelligently the project develops their potential.