Index: src/__phutil_library_map__.php
===================================================================
--- src/__phutil_library_map__.php
+++ src/__phutil_library_map__.php
@@ -197,6 +197,8 @@
     'ConduitAPI_maniphest_info_Method' => 'applications/maniphest/conduit/ConduitAPI_maniphest_info_Method.php',
     'ConduitAPI_maniphest_query_Method' => 'applications/maniphest/conduit/ConduitAPI_maniphest_query_Method.php',
     'ConduitAPI_maniphest_update_Method' => 'applications/maniphest/conduit/ConduitAPI_maniphest_update_Method.php',
+    'ConduitAPI_nuance_Method' => 'applications/nuance/conduit/ConduitAPI_nuance_Method.php',
+    'ConduitAPI_nuance_createitem_Method' => 'applications/nuance/conduit/ConduitAPI_nuance_createitem_Method.php',
     'ConduitAPI_owners_Method' => 'applications/owners/conduit/ConduitAPI_owners_Method.php',
     'ConduitAPI_owners_query_Method' => 'applications/owners/conduit/ConduitAPI_owners_query_Method.php',
     'ConduitAPI_paste_Method' => 'applications/paste/conduit/ConduitAPI_paste_Method.php',
@@ -2612,6 +2614,8 @@
     'ConduitAPI_maniphest_info_Method' => 'ConduitAPI_maniphest_Method',
     'ConduitAPI_maniphest_query_Method' => 'ConduitAPI_maniphest_Method',
     'ConduitAPI_maniphest_update_Method' => 'ConduitAPI_maniphest_Method',
+    'ConduitAPI_nuance_Method' => 'ConduitAPIMethod',
+    'ConduitAPI_nuance_createitem_Method' => 'ConduitAPI_nuance_Method',
     'ConduitAPI_owners_Method' => 'ConduitAPIMethod',
     'ConduitAPI_owners_query_Method' => 'ConduitAPI_owners_Method',
     'ConduitAPI_paste_Method' => 'ConduitAPIMethod',
Index: src/applications/nuance/conduit/ConduitAPI_nuance_Method.php
===================================================================
--- /dev/null
+++ src/applications/nuance/conduit/ConduitAPI_nuance_Method.php
@@ -0,0 +1,17 @@
+<?php
+
+/**
+ * @group conduit
+ */
+abstract class ConduitAPI_nuance_Method extends ConduitAPIMethod {
+
+  public function getApplication() {
+    return PhabricatorApplication::getByClass(
+      'PhabricatorApplicationNuance');
+  }
+
+  public function getMethodStatus() {
+    return self::METHOD_STATUS_UNSTABLE;
+  }
+
+}
Index: src/applications/nuance/conduit/ConduitAPI_nuance_createitem_Method.php
===================================================================
--- /dev/null
+++ src/applications/nuance/conduit/ConduitAPI_nuance_createitem_Method.php
@@ -0,0 +1,73 @@
+<?php
+
+/**
+ * @group conduit
+ */
+final class ConduitAPI_nuance_createitem_Method
+  extends ConduitAPI_nuance_Method {
+
+  public function getMethodDescription() {
+    return pht('Create a new item.');
+  }
+
+  public function defineParamTypes() {
+    return array(
+      'requestorPHID' => 'required string',
+      'sourcePHID'    => 'required string',
+      'ownerPHID'     => 'optional string',
+    );
+  }
+
+  public function defineReturnType() {
+    return 'nonempty dict';
+  }
+
+  public function defineErrorTypes() {
+    return array(
+      'ERR-NO-REQUESTOR-PHID' => pht('Items must have a requestor.'),
+      'ERR-NO-SOURCE-PHID' => pht('Items must have a source.'),
+    );
+  }
+
+  protected function execute(ConduitAPIRequest $request) {
+    $source_phid = $request->getValue('sourcePHID');
+    $owner_phid = $request->getValue('ownerPHID');
+    $requestor_phid = $request->getValue('requestorPHID');
+
+    $user = $request->getUser();
+
+    $item = NuanceItem::initializeNewItem($user);
+    $xactions = array();
+
+    if ($source_phid) {
+      $xactions[] = id(new NuanceItemTransaction())
+        ->setTransactionType(NuanceItemTransaction::TYPE_SOURCE)
+        ->setNewValue($source_phid);
+    } else {
+      throw new ConduitException('ERR-NO-SOURCE-PHID');
+    }
+
+    if ($owner_phid) {
+      $xactions[] = id(new NuanceItemTransaction())
+        ->setTransactionType(NuanceItemTransaction::TYPE_OWNER)
+        ->setNewValue($owner_phid);
+    }
+
+    if ($requestor_phid) {
+      $xactions[] = id(new NuanceItemTransaction())
+        ->setTransactionType(NuanceItemTransaction::TYPE_REQUESTOR)
+        ->setNewValue($requestor_phid);
+    } else {
+      throw new ConduitException('ERR-NO-REQUESTOR-PHID');
+    }
+
+    $source = PhabricatorContentSource::newFromConduitRequest($request);
+    $editor = id(new NuanceItemEditor())
+      ->setActor($user)
+      ->setContentSource($source)
+      ->applyTransactions($item, $xactions);
+
+    return $item->toDictionary();
+  }
+
+}
Index: src/applications/nuance/editor/NuanceItemEditor.php
===================================================================
--- src/applications/nuance/editor/NuanceItemEditor.php
+++ src/applications/nuance/editor/NuanceItemEditor.php
@@ -6,6 +6,10 @@
   public function getTransactionTypes() {
     $types = parent::getTransactionTypes();
 
+    $types[] = NuanceItemTransaction::TYPE_OWNER;
+    $types[] = NuanceItemTransaction::TYPE_SOURCE;
+    $types[] = NuanceItemTransaction::TYPE_REQUESTOR;
+
     $types[] = PhabricatorTransactions::TYPE_EDGE;
     $types[] = PhabricatorTransactions::TYPE_COMMENT;
     $types[] = PhabricatorTransactions::TYPE_VIEW_POLICY;
@@ -14,4 +18,65 @@
     return $types;
   }
 
+  protected function getCustomTransactionOldValue(
+    PhabricatorLiskDAO $object,
+    PhabricatorApplicationTransaction $xaction) {
+
+    switch ($xaction->getTransactionType()) {
+      case NuanceItemTransaction::TYPE_REQUESTOR:
+        return $object->getRequestorPHID();
+      case NuanceItemTransaction::TYPE_SOURCE:
+        return $object->getSourcePHID();
+      case NuanceItemTransaction::TYPE_OWNER:
+        return $object->getOwnerPHID();
+    }
+
+    return parent::getCustomTransactionOldValue($object, $xaction);
+  }
+
+  protected function getCustomTransactionNewValue(
+    PhabricatorLiskDAO $object,
+    PhabricatorApplicationTransaction $xaction) {
+
+    switch ($xaction->getTransactionType()) {
+      case NuanceItemTransaction::TYPE_REQUESTOR:
+      case NuanceItemTransaction::TYPE_SOURCE:
+      case NuanceItemTransaction::TYPE_OWNER:
+        return $xaction->getNewValue();
+    }
+
+    return parent::getCustomTransactionNewValue($object, $xaction);
+  }
+
+  protected function applyCustomInternalTransaction(
+    PhabricatorLiskDAO $object,
+    PhabricatorApplicationTransaction $xaction) {
+
+    switch ($xaction->getTransactionType()) {
+      case NuanceItemTransaction::TYPE_REQUESTOR:
+        $object->setRequestorPHID($xaction->getNewValue());
+        break;
+      case NuanceItemTransaction::TYPE_SOURCE:
+        $object->setSourcePHID($xaction->getNewValue());
+        break;
+      case NuanceItemTransaction::TYPE_OWNER:
+        $object->setOwnerPHID($xaction->getNewValue());
+        break;
+    }
+  }
+
+  protected function applyCustomExternalTransaction(
+    PhabricatorLiskDAO $object,
+    PhabricatorApplicationTransaction $xaction) {
+
+    switch ($xaction->getTransactionType()) {
+      case NuanceItemTransaction::TYPE_REQUESTOR:
+      case NuanceItemTransaction::TYPE_SOURCE:
+      case NuanceItemTransaction::TYPE_OWNER:
+        return;
+    }
+
+    return parent::applyCustomExternalTransaction($object, $xaction);
+  }
+
 }
Index: src/applications/nuance/storage/NuanceItem.php
===================================================================
--- src/applications/nuance/storage/NuanceItem.php
+++ src/applications/nuance/storage/NuanceItem.php
@@ -4,6 +4,11 @@
   extends NuanceDAO
   implements PhabricatorPolicyInterface {
 
+  const STATUS_OPEN     = 0;
+  const STATUS_ASSIGNED = 10;
+  const STATUS_CLOSED   = 20;
+
+  protected $status;
   protected $ownerPHID;
   protected $requestorPHID;
   protected $sourcePHID;
@@ -12,6 +17,11 @@
   protected $mailKey;
   protected $dateNuanced;
 
+  public static function initializeNewItem(PhabricatorUser $user) {
+    return id(new NuanceItem())
+      ->setDateNuanced(time())
+      ->setStatus(NuanceItem::STATUS_OPEN);
+  }
   public function getConfiguration() {
     return array(
       self::CONFIG_AUX_PHID => true,
@@ -74,7 +84,7 @@
 
   public function getPolicy($capability) {
     // TODO - this should be based on the queues the item currently resides in
-    return PhabricatorPolicies::POLICY_NOONE;
+    return PhabricatorPolicies::POLICY_USER;
   }
 
   public function hasAutomaticCapability($capability, PhabricatorUser $viewer) {
@@ -92,4 +102,17 @@
     return null;
   }
 
+  public function toDictionary() {
+    return array(
+      'id' => $this->getID(),
+      'phid' => $this->getPHID(),
+      'ownerPHID' => $this->getOwnerPHID(),
+      'requestorPHID' => $this->getRequestorPHID(),
+      'sourcePHID' => $this->getSourcePHID(),
+      'sourceLabel' => $this->getSourceLabel(),
+      'dateCreated' => $this->getDateCreated(),
+      'dateModified' => $this->getDateModified(),
+      'dateNuanced' => $this->getDateNuanced(),
+    );
+  }
 }
Index: src/applications/nuance/storage/NuanceItemTransaction.php
===================================================================
--- src/applications/nuance/storage/NuanceItemTransaction.php
+++ src/applications/nuance/storage/NuanceItemTransaction.php
@@ -3,6 +3,10 @@
 final class NuanceItemTransaction
   extends NuanceTransaction {
 
+  const TYPE_OWNER = 'item-owner';
+  const TYPE_REQUESTOR = 'item-requestor';
+  const TYPE_SOURCE = 'item-source';
+
   public function getApplicationTransactionType() {
     return NuancePHIDTypeItem::TYPECONST;
   }