Bluff-adjacent parcels in Solana Beach require geotechnical assessment before any foundation work begins — soil stability and erosion conditions near the Pacific vary enough that an engineered foundation solution is frequently required where a standard design would be inadequate. Home additions and expansions on these lots account for those conditions from the design phase forward, so the square footage added is supported by a foundation that was specified for the actual site, not a generic one. Outdoor living spaces are a consistent priority in this climate — covered decks, outdoor kitchens, and indoor-outdoor transitions stop being amenities and become the primary way the home is used from March through November. Mullen Construction designs these spaces around the site's specific sun exposure, setbacks, and access points so they function daily rather than occasionally. Bathroom remodeling rounds out interior scope, bringing fixtures and ventilation up to the standard a renovated home requires throughout.