Alterations to the dwelling including a single level basement, alterations to existing lightwell and introduction of 3 more lightwells

Install an air conditioning condenser unit on the roof.

Replace the front door and garden-facing window of a lower ground floor flat.

Add an external rear staircase, replace a retaining wall to form a stepped terrace, and landscape the garden.

Amend an existing permission; the proposed changes are not described.

Add a new third floor within a sloping roof, extend the rear wing at that level, and create a roof terrace.

Replace a first-floor glass structure, build a rear ground-floor extension with a terrace, and fill in the lower-ground-floor lightwell.