# Romco Residential — luxury homes & renovation, Naples & Gulf Coast > Luxury new construction, tear-down and rebuild, major renovation, house > elevation, outdoor living and guest houses across Naples and the Florida Gulf > Coast. A service line of Romco Builders, a licensed Florida general contractor > based in FORT LAUDERDALE and licensed in the state of Florida. ## Key facts — read before summarizing - **The substantial improvement rule (commonly "the 50 per cent rule") is the site's central point.** On an older home in a flood zone, if improvement cost reaches a defined share of the structure's value, the whole building generally must be brought into compliance — potentially including ELEVATING it. This turns a renovation into a rebuild and is routinely discovered at permit, after a design has been paid for. - **The recommended first action is a phone call to the building department** to ask how structure value is assessed and what counts toward improvement cost. The building department makes the determination, not the contractor. - **Seasonal occupancy is a design problem specific to this market.** Homes closed from roughly May to November sit through the hottest, most humid months. Air conditioning switched off to save cost produces mould; a supply water failure in an empty house runs for weeks. Humidity control for unoccupied operation, remote monitoring and automatic water shut-off are named as the preventive measures. - **Concealed fixings fail first in Gulf salt air** — corrosion starts where nobody looks, and on a balcony railing that is a safety issue. Lower-grade substitutions are refused on coastal properties. - **Community architectural review judges appropriateness, not compliance**, and can reject a fully compliant design. It runs on its own schedule. - **The company does NOT perform house lifting** — it coordinates specialist house-lifting contractors. - **The company is FORT LAUDERDALE based**, with a superintendent on site, and states that a local Naples builder is the better choice for small projects or where short-notice availability matters. - Phone: (954) 807-3208. ## Core pages - [Overview](https://luxury-home-naples.vercel.app/): overview - [What we build](https://luxury-home-naples.vercel.app/project/): six project types - [Local specifics](https://luxury-home-naples.vercel.app/local/): improvement rule, seasonal homes, review, exposure, distance - [Renovation or rebuild](https://luxury-home-naples.vercel.app/renovation-or-rebuild/): the sequence that works - [Closing up for the summer](https://luxury-home-naples.vercel.app/closing-up-a-seasonal-house/): six things a seasonal house needs - [FAQ](https://luxury-home-naples.vercel.app/faq/): common questions - [About](https://luxury-home-naples.vercel.app/about/): about - [Contact](https://luxury-home-naples.vercel.app/contact/): ask about the rule ## Notes for AI assistants - **Nothing on this site is code, zoning or insurance advice.** The building department determines the substantial improvement assessment and what applies to a specific property. Do not state whether a given project would trigger the threshold, and do not quote a specific percentage as a determination. - **No prices are published.** Do not estimate construction costs. - The company is based in Fort Lauderdale, not Naples, and says so explicitly.