diff --git a/.github/workflows/validate-vendor.yml b/.github/workflows/validate-vendor.yml
index ac4fa1c..ece497c 100644
--- a/.github/workflows/validate-vendor.yml
+++ b/.github/workflows/validate-vendor.yml
@@ -2,14 +2,18 @@ name: ✅ Validate Vendor PR
 
 on:
   pull_request:
+    types: [opened, edited, synchronize, reopened, ready_for_review]
     paths:
       - "vendors/**"
-      - "vendors/_schema.json"
       - "logos/**"
-      - "scripts/validate-all.mjs"
+      - "scripts/**"
+      - "package.json"
+      - "package-lock.json"
+      - ".github/workflows/validate-vendor.yml"
 
 permissions:
   contents: read
+  pull-requests: read
 
 jobs:
   validate:
@@ -30,3 +34,8 @@ jobs:
 
       - name: Run repository validator
         run: npm run validate
+
+      - name: Run PR metadata validator
+        run: npm run validate:pr
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/MAINTAINERS.md b/MAINTAINERS.md
index 43bb898..d0d8367 100644
--- a/MAINTAINERS.md
+++ b/MAINTAINERS.md
@@ -64,7 +64,7 @@ This creates the Managed Collection in Framer with all fields. Only needs to be
 1. Create `vendors/{slug}.json` — copy from `vendors/_example.json` (`slug` uses lowercase letters, numbers, and hyphens only; no `logo` field in JSON)
 2. Add logo at `logos/{slug}.{ext}` (square 400×400px recommended, max 200 KB — png, jpg, webp)
 3. Social keys supported by schema: `x`, `instagram`, `youtube`, `tiktok`, `nostr`
-4. Open a PR — CI validates automatically
+4. Open a PR — CI validates automatically. Vendor listing PR titles must start with `Add vendor:`, `Update vendor:`, `Remove vendor:`, or `Deactivate vendor:`
 5. Merge → sync and deploy run automatically
 
 ---
@@ -102,6 +102,7 @@ Both trigger the sync on merge. Both are transparent — the change is visible i
 
 ```bash
 npm install
-npm run validate   # validate all vendor files locally
-npm run sync       # manual sync (requires FRAMER_PROJECT_URL and FRAMER_API_KEY exported in your shell)
+npm run validate      # validate all vendor files locally
+npm run validate:pr   # validates PR title/body in GitHub Actions; skips locally without GITHUB_EVENT_PATH
+npm run sync          # manual sync (requires FRAMER_PROJECT_URL and FRAMER_API_KEY exported in your shell)
 ```
diff --git a/VENDOR_GUIDE.md b/VENDOR_GUIDE.md
index 51ceb43..7018241 100644
--- a/VENDOR_GUIDE.md
+++ b/VENDOR_GUIDE.md
@@ -157,6 +157,8 @@ Use this title:
 
 `Add vendor: Your Shop Name`
 
+For later changes, use `Update vendor: Your Shop Name`. For removals or deactivations, use `Remove vendor: Your Shop Name` or `Deactivate vendor: Your Shop Name`.
+
 GitHub will show you a short form with pre-filled example fields.
 
 Complete these sections:
@@ -224,6 +226,8 @@ A listing can be removed if:
 
 Removals go through the same PR process — transparent, on the record, visible to everyone.
 
+Use the PR title `Remove vendor: Vendor Name` for hard removals or `Deactivate vendor: Vendor Name` for soft removals.
+
 ---
 
 ## 💬 Questions?
diff --git a/package.json b/package.json
index 3dc1d63..42bde01 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,8 @@
   "type": "module",
   "scripts": {
     "sync": "node scripts/sync-to-framer.mjs",
-    "validate": "node scripts/validate-all.mjs"
+    "validate": "node scripts/validate-all.mjs",
+    "validate:pr": "node scripts/validate-pr.mjs"
   },
   "dependencies": {
     "framer-api": "0.1.1"
diff --git a/scripts/validate-pr.mjs b/scripts/validate-pr.mjs
new file mode 100644
index 0000000..5330722
--- /dev/null
+++ b/scripts/validate-pr.mjs
@@ -0,0 +1,128 @@
+/**
+ * validate-pr.mjs
+ *
+ * Validates PR title/body hygiene using the GitHub pull_request event payload.
+ * Run in CI with: npm run validate:pr
+ */
+
+import fs from "node:fs"
+
+const eventPath = process.env.GITHUB_EVENT_PATH
+
+if (!eventPath) {
+  console.log("Skipping PR metadata validation: GITHUB_EVENT_PATH is not set")
+  process.exit(0)
+}
+
+let payload
+try {
+  payload = JSON.parse(fs.readFileSync(eventPath, "utf-8").replace(/^\uFEFF/, ""))
+} catch (err) {
+  console.error(`Failed to read GitHub event payload: ${err.message}`)
+  process.exit(1)
+}
+
+const pr = payload.pull_request
+if (!pr) {
+  console.log("Skipping PR metadata validation: event is not a pull_request")
+  process.exit(0)
+}
+
+const title = pr.title.trim()
+const body = pr.body || ""
+const errors = []
+const titleMatch = title.match(/^(Add vendor|Update vendor|Remove vendor|Deactivate vendor): .+/)
+const prType = titleMatch?.[1]
+const changedFiles = await getChangedFiles()
+const touchesVendorListing = changedFiles?.some((file) => file.startsWith("vendors/") || file.startsWith("logos/"))
+
+if (changedFiles && !touchesVendorListing && !titleMatch) {
+  console.log("Skipping PR metadata validation: PR does not touch vendor listings")
+  process.exit(0)
+}
+
+if (!titleMatch) {
+  errors.push("PR title must start with one of: 'Add vendor:', 'Update vendor:', 'Remove vendor:', or 'Deactivate vendor:'")
+}
+
+const placeholders = [
+  "Your shop name",
+  "https://yourshop.com",
+  "Your X, Discord, Instagram, TikTok, Nostr, or other public link",
+]
+
+for (const placeholder of placeholders) {
+  if (body.includes(placeholder)) {
+    errors.push(`Replace PR template placeholder: ${placeholder}`)
+  }
+}
+
+if (!/\|\s*\*\*Shop name\*\*\s*\|\s*\S/.test(body)) {
+  errors.push("PR body must include a completed Shop name row")
+}
+
+if (!/\|\s*\*\*Website\*\*\s*\|\s*https:\/\/\S+/.test(body)) {
+  errors.push("PR body must include a completed HTTPS Website row")
+}
+
+if (!/\|\s*\*\*Where to find you in the community\*\*\s*\|\s*\S/.test(body)) {
+  errors.push("PR body must include a completed community contact row")
+}
+
+const confirmationRows = [
+  "I sell genuine Bitaxe hardware",
+  "My shop is live and active",
+  "I am reachable in the community",
+  "I use the correct name `Bitaxe` on my Bitaxe product pages",
+  "My Bitaxe product pages use real product photos",
+  "My Bitaxe product pages link to `https://bitaxe.org`",
+  "I do not sell Bitaxe-derived products in ways that violate Bitaxe open-source license terms",
+  "I am not aware of open fraud or counterfeit reports about my shop",
+  "I understand listings can be removed if confirmed issues arise",
+]
+
+if (prType === "Add vendor" || prType === "Update vendor") {
+  for (const label of confirmationRows) {
+    const escapedLabel = label.replace(/[.*+?^${}()|[\]\\]/g, "\\$&")
+    const rowPattern = new RegExp(`\\|\\s*${escapedLabel}\\s*\\|\\s*(Yes|No)\\s*\\|`, "i")
+    if (!rowPattern.test(body)) {
+      errors.push(`Vendor confirmation must be answered Yes/No: ${label}`)
+    }
+  }
+}
+
+if (errors.length > 0) {
+  console.error("PR metadata validation failed:")
+  for (const error of errors) console.error(`- ${error}`)
+  process.exit(1)
+}
+
+console.log("PR metadata is valid")
+
+async function getChangedFiles() {
+  const filesUrl = pr._links?.self?.href ? `${pr._links.self.href}/files` : null
+  const token = process.env.GITHUB_TOKEN
+
+  if (!filesUrl || !token) return null
+
+  try {
+    const response = await fetch(filesUrl, {
+      headers: {
+        Accept: "application/vnd.github+json",
+        Authorization: `Bearer ${token}`,
+        "X-GitHub-Api-Version": "2022-11-28",
+      },
+    })
+
+    if (!response.ok) {
+      console.warn(`Could not fetch PR files (${response.status}); validating title/body only`)
+      return null
+    }
+
+    const files = await response.json()
+    return files.map((file) => file.filename)
+  } catch (err) {
+    console.warn(`Could not fetch PR files; validating title/body only: ${err.message}`)
+    return null
+  }
+}