Guides

Longer answers to the questions the place pages raise, each with the official sources to check.

• How to check a new estate's drainage: A new estate's planning permission says how rain is held back and where it goes. How to find and read it, with a worked example from Bosham. (updated 20 October 2026)
• New builds, flood risk and Flood Re: Flood Re keeps flood insurance affordable for homes at risk, but not for any home built from 2009. What that means for a new build near water. (updated 20 October 2026)
• What "Flood Zone 1" doesn't tell you: Flood Zone 1 means a low chance of flooding from rivers and the sea, nothing more. Here is what it leaves out, and how to check a home properly before you buy. (updated 19 October 2026)