diff --git a/html/work-package-suite-app.js b/html/work-package-suite-app.js
index 8414f4c..cab1e0b 100644
--- a/html/work-package-suite-app.js
+++ b/html/work-package-suite-app.js
@@ -8,6 +8,21 @@ let allComments = [];
 // project is active. Keeps each project's SOP separate in the browser.
 function SK(base){ try { return (typeof ProjectData !== 'undefined' && ProjectData.key) ? ProjectData.key(base) : base; } catch(e){ return base; } }
 
+// WP size presets — the dropdown label maps to a default split-threshold (max
+// labor hours). The label is exported as governance.woSize (human-readable
+// guidance); the number drives the Creator's "consider splitting" warning.
+const WP_SIZE_PRESETS = {
+  'Small — 1–2 days (≈8–24 hrs)': 24,
+  'Standard — 3–5 days (≈40–80 hrs)': 80,
+  'Large — 1–2 weeks (≈80–160 hrs)': 160
+};
+function onSizePresetChange(){
+  const label = document.getElementById('gov_wosize').value;
+  const max = WP_SIZE_PRESETS[label];
+  if(max != null){ document.getElementById('gov_size_hours_max').value = max; }
+  // 'Custom…' / '' leave the threshold for manual entry.
+}
+
 let state = {
   project: {name:'', number:'', client:'', division:'', site:''},
   team: {pm:'', apm:'', cm:'', qm:''},
@@ -181,10 +196,10 @@ function loadSampleData(){
   
   // Populate Step 5
   document.getElementById('gov_woformat').value = 'WP##-[Sector]-[TYPE]';
-  document.getElementById('gov_wosize').value = '3–5 days / 40–80 hours';
+  document.getElementById('gov_wosize').value = 'Standard — 3–5 days (≈40–80 hrs)';
   document.getElementById('gov_disciplines').value = 'Mechanical, Electrical, Tech';
   document.getElementById('gov_discmode').value = 'choice';
-  document.getElementById('gov_size_hours_max').value = '120';
+  document.getElementById('gov_size_hours_max').value = '80';
   
   // Populate Step 6
   document.getElementById('qual_qcreq').value = 'Yes — Detailed inspection items';
@@ -246,6 +261,12 @@ function repopulateForm(){
   if(state.signoffRoles[0]) set('role_super_name', state.signoffRoles[0].name);
   if(state.signoffRoles[1]) set('role_foreman_name', state.signoffRoles[1].name);
   set('gov_woformat', state.governance.woformat);
+  // gov_wosize is now a <select>; if a saved value isn't one of the presets
+  // (e.g. legacy free text), add it as an option so the round-trip preserves it.
+  const wsEl = document.getElementById('gov_wosize');
+  if(wsEl && state.governance.wosize && !Array.from(wsEl.options).some(o=>o.value===state.governance.wosize)){
+    wsEl.add(new Option(state.governance.wosize, state.governance.wosize));
+  }
   set('gov_wosize', state.governance.wosize);
   set('gov_disciplines', (state.governance.disciplines||[]).join(', '));
   set('gov_discmode', state.governance.discMode);
diff --git a/html/work-package-suite.html b/html/work-package-suite.html
index af04f7f..cea153c 100644
--- a/html/work-package-suite.html
+++ b/html/work-package-suite.html
@@ -202,13 +202,20 @@
             <div class="notice">A Work Package should be a manageable, trackable chunk of work — typically a 1–2 week assignment. The Creator warns the planner when a package exceeds the ceiling so it can be broken down.</div>
             <div class="field-grid">
               <div class="field">
-                <label>Typical WP Size (guidance)</label>
-                <input type="text" id="gov_wosize" placeholder="e.g., 3–5 days or 40–80 hours">
+                <label>Typical WP Size</label>
+                <select id="gov_wosize" onchange="onSizePresetChange()">
+                  <option value="">Select…</option>
+                  <option value="Small — 1–2 days (≈8–24 hrs)">Small — 1–2 days (≈8–24 hrs)</option>
+                  <option value="Standard — 3–5 days (≈40–80 hrs)">Standard — 3–5 days (≈40–80 hrs)</option>
+                  <option value="Large — 1–2 weeks (≈80–160 hrs)">Large — 1–2 weeks (≈80–160 hrs)</option>
+                  <option value="Custom…">Custom…</option>
+                </select>
+                <small>Sets the split threshold automatically; choose Custom to enter your own.</small>
               </div>
               <div class="field">
                 <label>Split threshold — max labor hours</label>
-                <input type="number" id="gov_size_hours_max" min="0" step="1" placeholder="e.g., 120">
-                <small>The Creator flags packages above this so they can be split (by discipline or scope).</small>
+                <input type="number" id="gov_size_hours_max" min="0" step="1" placeholder="e.g., 80">
+                <small>Auto-set from the size above (editable). The Creator flags packages over this so they can be split.</small>
               </div>
             </div>
           </div>
diff --git a/html/wp-creation-app.js b/html/wp-creation-app.js
index 93771fe..0159e9a 100644
--- a/html/wp-creation-app.js
+++ b/html/wp-creation-app.js
@@ -8,7 +8,7 @@ const SAMPLE_SOP = {
   meta:{tool:'Work Package Configuration', sample:true},
   project:{name:'Micron — INC Construction Work Packages', number:'26-67-008', client:'Micron Technology, Inc.', division:'Semiconductor', pm:'Nick Siegfried', cm:'K. Boyd', qm:'D. Nguyen', site:'Boise, ID — Fab'},
   roles:[{role:'General Foreman',name:'M. Torres'},{role:'Superintendent',name:'K. Boyd'},{role:'Safety Manager / Lead',name:'A. Reyes'},{role:'Quality Manager',name:'D. Nguyen'},{role:'Planner',name:'L. Graver'}],
-  governance:{ issuance:['By Sector / Area','By Discipline'], woSize:'3–5 days', woFormat:'WP##-[Sector]-[TYPE]', disciplines:['Mechanical','Electrical','Tech'], discMode:'choice', instanceSuffix:'letter', sizeHoursMax:'120' },
+  governance:{ issuance:['By Sector / Area','By Discipline'], woSize:'Standard — 3–5 days (≈40–80 hrs)', woFormat:'WP##-[Sector]-[TYPE]', disciplines:['Mechanical','Electrical','Tech'], discMode:'choice', instanceSuffix:'letter', sizeHoursMax:'80' },
   woTypes:[
     {name:'Conduit Install', enabled:true}, {name:'Tray Install', enabled:true},
     {name:'Wire Pull', enabled:true}, {name:'Terminations', enabled:true},
@@ -372,12 +372,15 @@ function rollupDisciplineStatus(){
 // ── WP SIZING WARNING (governance.sizeHoursMax) ──────────────────────────────
 function onHoursChange(){
   const el=document.getElementById('size-check'); if(!el) return;
-  const max=parseFloat((SOP&&SOP.governance&&SOP.governance.sizeHoursMax)||'');
+  const g=(SOP&&SOP.governance)||{};
+  const band=g.woSize?('Target: '+g.woSize+'. '):'';
+  const max=parseFloat(g.sizeHoursMax||'');
   const hrs=parseFloat(gv('wp_hours'));
   if(max && hrs && hrs>max){
-    el.innerHTML=`<span style="color:var(--accent-amber)">⚠ ${hrs} hrs exceeds the ${max}-hr split threshold — consider breaking this package down`+(isMultiDiscipline()?' (try <strong>Split by Discipline</strong>).':'.')+`</span>`;
-  } else if(max){ el.textContent=`Split threshold: ${max} hrs (from SOP).`; }
-  else { el.textContent=''; }
+    el.innerHTML=`<span style="color:var(--accent-amber)">${esc(band)}⚠ ${hrs} hrs exceeds the ${max}-hr split threshold — consider breaking this package down`+(isMultiDiscipline()?' (try <strong>Split by Discipline</strong>).':'.')+`</span>`;
+  } else if(band || max){
+    el.innerHTML=`<span>${esc(band)}${max?'Split threshold: '+max+' hrs.':''}</span>`;
+  } else { el.textContent=''; }
 }
 
 // ── SPLIT BY DISCIPLINE ──────────────────────────────────────────────────────