A working atlas of what we know
57 guides and analyses across planning, feasibility, viability and site constraints. Explore the map by topic, follow a track tuned to your role, then read the article that fits where you are.
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Tell us who you are and what you are doing, and the library reflows into a short, ordered track that walks from first question to a confident decision.
Most people start here
A short orientation through the questions that decide whether a site or scheme is worth pursuing, in the order they tend to arise.
Why step 1Begin with the single question that frames everything else: is this site worth pursuing before any capital is committed.
Guide7 min readSite Appraisal Report: What It Is, What It Covers, What It Costs (2026 UK Guide)
Site appraisal reports in 2026: what a credible one covers, what it costs, and the four questions it answers before you commit capital to a site.
Why step 2Once a site looks viable, see which reports a permission may actually require, so nothing is commissioned blind.
Mega-pillar guide13 min readWhat Reports Do You Need for Planning Permission? UK 2026 Mega-Guide
Every report an English planning application may need in 2026, what triggers each one, what they cost, and how to commission them in the right order.
Why step 3Understand the real cost of those reports, and why commissioning specialists too early tends to mean overpaying.
Guide7 min readPlanning Report Cost UK: What You Pay vs What You Should Pay (2026)
Planning report costs in 2026 run from £200 to over £40,000. The real price ranges, what drives them, and the four mistakes that inflate the bill.
Why step 4Bring the checks together into the desktop due diligence that runs before you bid or exchange.
Guide9 min readDevelopment Land Due Diligence Before You Commit
Desktop development land due diligence: planning, flood, ground, ecology, heritage and viability checks before you bid or exchange.
Why step 5Finish on the policy backdrop, because the framework in 2026 changes what is and is not achievable.
Planning & Regulation5 min readNPPF 2026: What the Biggest Planning Shakeup in a Decade Means for Your Next Project
The revised NPPF consultation closed on 10 March 2026 and the final framework is expected in summer 2026. What the reset changes for your next project.
See a worked site appraisal before you commission anything
A desktop site appraisal sets out the planning, constraint and viability picture so you can brief consultants well, or decide a site is not for you. It informs an instruction; it does not replace one.
Optional chartered human sign-off is available as an add-on. It is not assumed on every report.
Planning, feasibility, viability and site constraints.
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