diff --git a/resources/sql/autopatches/20150724.herald.3.sql b/resources/sql/autopatches/20150724.herald.3.sql
new file mode 100644
--- /dev/null
+++ b/resources/sql/autopatches/20150724.herald.3.sql
@@ -0,0 +1,11 @@
+UPDATE {$NAMESPACE}_herald.herald_actionrecord a
+  JOIN {$NAMESPACE}_herald.herald_rule r
+  ON a.ruleID = r.id
+  SET a.action = 'projects.add'
+  WHERE a.action = 'addprojects';
+
+UPDATE {$NAMESPACE}_herald.herald_actionrecord a
+  JOIN {$NAMESPACE}_herald.herald_rule r
+  ON a.ruleID = r.id
+  SET a.action = 'projects.remove'
+  WHERE a.action = 'removeprojects';
diff --git a/src/__phutil_library_map__.php b/src/__phutil_library_map__.php
--- a/src/__phutil_library_map__.php
+++ b/src/__phutil_library_map__.php
@@ -2486,6 +2486,7 @@
     'PhabricatorPolicyType' => 'applications/policy/constants/PhabricatorPolicyType.php',
     'PhabricatorPonderApplication' => 'applications/ponder/application/PhabricatorPonderApplication.php',
     'PhabricatorProject' => 'applications/project/storage/PhabricatorProject.php',
+    'PhabricatorProjectAddHeraldAction' => 'applications/project/herald/PhabricatorProjectAddHeraldAction.php',
     'PhabricatorProjectApplication' => 'applications/project/application/PhabricatorProjectApplication.php',
     'PhabricatorProjectArchiveController' => 'applications/project/controller/PhabricatorProjectArchiveController.php',
     'PhabricatorProjectBoardController' => 'applications/project/controller/PhabricatorProjectBoardController.php',
@@ -2518,6 +2519,7 @@
     'PhabricatorProjectEditPictureController' => 'applications/project/controller/PhabricatorProjectEditPictureController.php',
     'PhabricatorProjectEditorTestCase' => 'applications/project/editor/__tests__/PhabricatorProjectEditorTestCase.php',
     'PhabricatorProjectFeedController' => 'applications/project/controller/PhabricatorProjectFeedController.php',
+    'PhabricatorProjectHeraldAction' => 'applications/project/herald/PhabricatorProjectHeraldAction.php',
     'PhabricatorProjectIcon' => 'applications/project/icon/PhabricatorProjectIcon.php',
     'PhabricatorProjectInterface' => 'applications/project/interface/PhabricatorProjectInterface.php',
     'PhabricatorProjectListController' => 'applications/project/controller/PhabricatorProjectListController.php',
@@ -2539,6 +2541,7 @@
     'PhabricatorProjectProjectHasObjectEdgeType' => 'applications/project/edge/PhabricatorProjectProjectHasObjectEdgeType.php',
     'PhabricatorProjectProjectPHIDType' => 'applications/project/phid/PhabricatorProjectProjectPHIDType.php',
     'PhabricatorProjectQuery' => 'applications/project/query/PhabricatorProjectQuery.php',
+    'PhabricatorProjectRemoveHeraldAction' => 'applications/project/herald/PhabricatorProjectRemoveHeraldAction.php',
     'PhabricatorProjectSchemaSpec' => 'applications/project/storage/PhabricatorProjectSchemaSpec.php',
     'PhabricatorProjectSearchEngine' => 'applications/project/query/PhabricatorProjectSearchEngine.php',
     'PhabricatorProjectSearchField' => 'applications/project/searchfield/PhabricatorProjectSearchField.php',
@@ -6353,6 +6356,7 @@
       'PhabricatorCustomFieldInterface',
       'PhabricatorDestructibleInterface',
     ),
+    'PhabricatorProjectAddHeraldAction' => 'PhabricatorProjectHeraldAction',
     'PhabricatorProjectApplication' => 'PhabricatorApplication',
     'PhabricatorProjectArchiveController' => 'PhabricatorProjectController',
     'PhabricatorProjectBoardController' => 'PhabricatorProjectController',
@@ -6396,6 +6400,7 @@
     'PhabricatorProjectEditPictureController' => 'PhabricatorProjectController',
     'PhabricatorProjectEditorTestCase' => 'PhabricatorTestCase',
     'PhabricatorProjectFeedController' => 'PhabricatorProjectController',
+    'PhabricatorProjectHeraldAction' => 'HeraldAction',
     'PhabricatorProjectIcon' => 'Phobject',
     'PhabricatorProjectListController' => 'PhabricatorProjectController',
     'PhabricatorProjectLogicalAndDatasource' => 'PhabricatorTypeaheadCompositeDatasource',
@@ -6416,6 +6421,7 @@
     'PhabricatorProjectProjectHasObjectEdgeType' => 'PhabricatorEdgeType',
     'PhabricatorProjectProjectPHIDType' => 'PhabricatorPHIDType',
     'PhabricatorProjectQuery' => 'PhabricatorCursorPagedPolicyAwareQuery',
+    'PhabricatorProjectRemoveHeraldAction' => 'PhabricatorProjectHeraldAction',
     'PhabricatorProjectSchemaSpec' => 'PhabricatorConfigSchemaSpec',
     'PhabricatorProjectSearchEngine' => 'PhabricatorApplicationSearchEngine',
     'PhabricatorProjectSearchField' => 'PhabricatorSearchTokenizerField',
diff --git a/src/applications/herald/adapter/HeraldAdapter.php b/src/applications/herald/adapter/HeraldAdapter.php
--- a/src/applications/herald/adapter/HeraldAdapter.php
+++ b/src/applications/herald/adapter/HeraldAdapter.php
@@ -28,8 +28,6 @@
 
   const ACTION_AUDIT        = 'audit';
   const ACTION_ASSIGN_TASK  = 'assigntask';
-  const ACTION_ADD_PROJECTS = 'addprojects';
-  const ACTION_REMOVE_PROJECTS = 'removeprojects';
   const ACTION_ADD_REVIEWERS = 'addreviewers';
   const ACTION_ADD_BLOCKING_REVIEWERS = 'addblockingreviewers';
   const ACTION_APPLY_BUILD_PLANS = 'applybuildplans';
@@ -707,15 +705,6 @@
 
     $actions = $custom_actions;
 
-    $object = $this->newObject();
-
-    if (($object instanceof PhabricatorProjectInterface)) {
-      if ($rule_type == HeraldRuleTypeConfig::RULE_TYPE_GLOBAL) {
-        $actions[] = self::ACTION_ADD_PROJECTS;
-        $actions[] = self::ACTION_REMOVE_PROJECTS;
-      }
-    }
-
     foreach ($this->getActionsForRuleType($rule_type) as $key => $action) {
       $actions[] = $key;
     }
@@ -730,8 +719,6 @@
         $standard = array(
           self::ACTION_AUDIT        => pht('Trigger an Audit by'),
           self::ACTION_ASSIGN_TASK  => pht('Assign task to'),
-          self::ACTION_ADD_PROJECTS => pht('Add projects'),
-          self::ACTION_REMOVE_PROJECTS => pht('Remove projects'),
           self::ACTION_ADD_REVIEWERS => pht('Add reviewers'),
           self::ACTION_ADD_BLOCKING_REVIEWERS => pht('Add blocking reviewers'),
           self::ACTION_APPLY_BUILD_PLANS => pht('Run build plans'),
@@ -829,17 +816,9 @@
         case self::ACTION_ADD_REVIEWERS:
         case self::ACTION_ADD_BLOCKING_REVIEWERS:
           return new HeraldEmptyFieldValue();
-        case self::ACTION_ADD_PROJECTS:
-        case self::ACTION_REMOVE_PROJECTS:
-          return $this->buildTokenizerFieldValue(
-            new PhabricatorProjectDatasource());
       }
     } else {
       switch ($action) {
-        case self::ACTION_ADD_PROJECTS:
-        case self::ACTION_REMOVE_PROJECTS:
-          return $this->buildTokenizerFieldValue(
-            new PhabricatorProjectDatasource());
         case self::ACTION_ASSIGN_TASK:
           return $this->buildTokenizerFieldValue(
             new PhabricatorPeopleDatasource());
@@ -1200,14 +1179,6 @@
           $rule_type));
     }
 
-    switch ($action) {
-      case self::ACTION_ADD_PROJECTS:
-      case self::ACTION_REMOVE_PROJECTS:
-        return $this->applyProjectsEffect($effect);
-      default:
-        break;
-    }
-
     $result = $this->handleCustomHeraldEffect($effect);
 
     if (!$result) {
@@ -1222,35 +1193,6 @@
     return $result;
   }
 
-  /**
-   * @task apply
-   */
-  private function applyProjectsEffect(HeraldEffect $effect) {
-
-    if ($effect->getAction() == self::ACTION_ADD_PROJECTS) {
-      $kind = '+';
-    } else {
-      $kind = '-';
-    }
-
-    $project_type = PhabricatorProjectObjectHasProjectEdgeType::EDGECONST;
-    $project_phids = $effect->getTarget();
-    $xaction = $this->newTransaction()
-      ->setTransactionType(PhabricatorTransactions::TYPE_EDGE)
-      ->setMetadataValue('edge:type', $project_type)
-      ->setNewValue(
-        array(
-          $kind => array_fuse($project_phids),
-        ));
-
-    $this->queueTransaction($xaction);
-
-    return new HeraldApplyTranscript(
-      $effect,
-      true,
-      pht('Added projects.'));
-  }
-
   public function loadEdgePHIDs($type) {
     if (!isset($this->edgeCache[$type])) {
       $phids = PhabricatorEdgeQuery::loadDestinationPHIDs(
diff --git a/src/applications/project/herald/PhabricatorProjectAddHeraldAction.php b/src/applications/project/herald/PhabricatorProjectAddHeraldAction.php
new file mode 100644
--- /dev/null
+++ b/src/applications/project/herald/PhabricatorProjectAddHeraldAction.php
@@ -0,0 +1,28 @@
+<?php
+
+final class PhabricatorProjectAddHeraldAction
+  extends PhabricatorProjectHeraldAction {
+
+  const ACTIONCONST = 'projects.add';
+
+  public function getHeraldActionName() {
+    return pht('Add projects');
+  }
+
+  public function applyEffect($object, HeraldEffect $effect) {
+    return $this->applyProjects($effect->getTarget(), $is_add = true);
+  }
+
+  public function getHeraldActionStandardType() {
+    return self::STANDARD_PHID_LIST;
+  }
+
+  protected function getDatasource() {
+    return new PhabricatorProjectDatasource();
+  }
+
+  public function renderActionDescription($value) {
+    return pht('Add projects: %s.', $this->renderHandleList($value));
+  }
+
+}
diff --git a/src/applications/project/herald/PhabricatorProjectHeraldAction.php b/src/applications/project/herald/PhabricatorProjectHeraldAction.php
new file mode 100644
--- /dev/null
+++ b/src/applications/project/herald/PhabricatorProjectHeraldAction.php
@@ -0,0 +1,180 @@
+<?php
+
+abstract class PhabricatorProjectHeraldAction
+  extends HeraldAction {
+
+  const DO_NO_TARGETS = 'do.no-targets';
+  const DO_INVALID = 'do.invalid';
+  const DO_ALREADY_ASSOCIATED = 'do.already-associated';
+  const DO_ALREADY_UNASSOCIATED = 'do.already-unassociated';
+  const DO_ADD_PROJECTS = 'do.add-projects';
+  const DO_REMOVE_PROJECTS = 'do.remove-projects';
+
+  public function getActionGroupKey() {
+    return HeraldSupportActionGroup::ACTIONGROUPKEY;
+  }
+
+  public function supportsObject($object) {
+    return ($object instanceof PhabricatorProjectInterface);
+  }
+
+  public function supportsRuleType($rule_type) {
+    return ($rule_type == HeraldRuleTypeConfig::RULE_TYPE_GLOBAL);
+  }
+
+  protected function applyProjects(array $phids, $is_add) {
+    $phids = array_fuse($phids);
+    $adapter = $this->getAdapter();
+
+    if (!$phids) {
+      $this->logEffect(self::DO_NO_TARGETS);
+      return;
+    }
+
+    $projects = id(new PhabricatorProjectQuery())
+      ->setViewer(PhabricatorUser::getOmnipotentUser())
+      ->withPHIDs($phids)
+      ->execute();
+    $projects = mpull($projects, null, 'getPHID');
+
+    $invalid = array();
+    foreach ($phids as $phid) {
+      if (empty($projects[$phid])) {
+        $invalid[] = $phid;
+        unset($phids[$phid]);
+      }
+    }
+
+    if ($invalid) {
+      $this->logEffect(self::DO_INVALID, $invalid);
+    }
+
+    if (!$phids) {
+      return;
+    }
+
+    $project_type = PhabricatorProjectObjectHasProjectEdgeType::EDGECONST;
+
+    $current = $adapter->loadEdgePHIDs($project_type);
+
+    if ($is_add) {
+      $already = array();
+      foreach ($phids as $phid) {
+        if (isset($current[$phid])) {
+          $already[$phid] = $phid;
+          unset($phids[$phid]);
+        }
+      }
+
+      if ($already) {
+        $this->logEffect(self::DO_ALREADY_ASSOCIATED, $already);
+      }
+    } else {
+      $already = array();
+      foreach ($phids as $phid) {
+        if (empty($current[$phid])) {
+          $already[$phid] = $phid;
+          unset($phids[$phid]);
+        }
+      }
+
+      if ($already) {
+        $this->logEffect(self::DO_ALREADY_UNASSOCIATED, $already);
+      }
+    }
+
+    if (!$phids) {
+      return;
+    }
+
+    if ($is_add) {
+      $kind = '+';
+    } else {
+      $kind = '-';
+    }
+
+    $xaction = $adapter->newTransaction()
+      ->setTransactionType(PhabricatorTransactions::TYPE_EDGE)
+      ->setMetadataValue('edge:type', $project_type)
+      ->setNewValue(
+        array(
+          $kind => $phids,
+        ));
+
+    $adapter->queueTransaction($xaction);
+
+    if ($is_add) {
+      $this->logEffect(self::DO_ADD_PROJECTS, $phids);
+    } else {
+      $this->logEffect(self::DO_REMOVE_PROJECTS, $phids);
+    }
+  }
+
+  protected function getActionEffectMap() {
+    return array(
+      self::DO_NO_TARGETS => array(
+        'icon' => 'fa-ban',
+        'color' => 'grey',
+        'name' => pht('No Targets'),
+      ),
+      self::DO_INVALID => array(
+        'icon' => 'fa-ban',
+        'color' => 'red',
+        'name' => pht('Invalid Targets'),
+      ),
+      self::DO_ALREADY_ASSOCIATED => array(
+        'icon' => 'fa-chevron-right',
+        'color' => 'grey',
+        'name' => pht('Already Associated'),
+      ),
+      self::DO_ALREADY_UNASSOCIATED => array(
+        'icon' => 'fa-chevron-right',
+        'color' => 'grey',
+        'name' => pht('Already Unassociated'),
+      ),
+      self::DO_ADD_PROJECTS => array(
+        'icon' => 'fa-briefcase',
+        'color' => 'green',
+        'name' => pht('Added Projects'),
+      ),
+      self::DO_REMOVE_PROJECTS => array(
+        'icon' => 'fa-minus-circle',
+        'color' => 'green',
+        'name' => pht('Removed Projects'),
+      ),
+    );
+  }
+
+  public function renderActionEffectDescription($type, $data) {
+    switch ($type) {
+      case self::DO_NO_TARGETS:
+        return pht('Rule lists no projects.');
+      case self::DO_INVALID:
+        return pht(
+          'Declined to act on %s invalid project(s): %s.',
+          new PhutilNumber(count($data)),
+          $this->renderHandleList($data));
+      case self::DO_ALREADY_ASSOCIATED:
+        return pht(
+          '%s project(s) are already associated: %s.',
+          new PhutilNumber(count($data)),
+          $this->renderHandleList($data));
+      case self::DO_ALREADY_UNASSOCIATED:
+        return pht(
+          '%s project(s) are not associated: %s.',
+          new PhutilNumber(count($data)),
+          $this->renderHandleList($data));
+      case self::DO_ADD_PROJECTS:
+        return pht(
+          'Added %s project(s): %s.',
+          new PhutilNumber(count($data)),
+          $this->renderHandleList($data));
+      case self::DO_REMOVE_PROJECTS:
+        return pht(
+          'Removed %s project(s): %s.',
+          new PhutilNumber(count($data)),
+          $this->renderHandleList($data));
+    }
+  }
+
+}
diff --git a/src/applications/project/herald/PhabricatorProjectRemoveHeraldAction.php b/src/applications/project/herald/PhabricatorProjectRemoveHeraldAction.php
new file mode 100644
--- /dev/null
+++ b/src/applications/project/herald/PhabricatorProjectRemoveHeraldAction.php
@@ -0,0 +1,28 @@
+<?php
+
+final class PhabricatorProjectRemoveHeraldAction
+  extends PhabricatorProjectHeraldAction {
+
+  const ACTIONCONST = 'projects.remove';
+
+  public function getHeraldActionName() {
+    return pht('Remove projects');
+  }
+
+  public function applyEffect($object, HeraldEffect $effect) {
+    return $this->applyProjects($effect->getTarget(), $is_add = false);
+  }
+
+  public function getHeraldActionStandardType() {
+    return self::STANDARD_PHID_LIST;
+  }
+
+  protected function getDatasource() {
+    return new PhabricatorProjectDatasource();
+  }
+
+  public function renderActionDescription($value) {
+    return pht('Remove projects: %s.', $this->renderHandleList($value));
+  }
+
+}
diff --git a/src/infrastructure/internationalization/translation/PhabricatorUSEnglishTranslation.php b/src/infrastructure/internationalization/translation/PhabricatorUSEnglishTranslation.php
--- a/src/infrastructure/internationalization/translation/PhabricatorUSEnglishTranslation.php
+++ b/src/infrastructure/internationalization/translation/PhabricatorUSEnglishTranslation.php
@@ -1229,6 +1229,26 @@
         'preferences: %2$s.',
       ),
 
+      '%s project(s) are not associated: %s.' => array(
+        'A project is not associated: %2$s.',
+        'Projects are not associated: %2$s.',
+      ),
+
+      '%s project(s) are already associated: %s.' => array(
+        'A project is already associated: %2$s.',
+        'Projects are already associated: %2$s.',
+      ),
+
+      'Added %s project(s): %s.' => array(
+        'Added a project: %2$s.',
+        'Added projects: %2$s.',
+      ),
+
+      'Removed %s project(s): %s.' => array(
+        'Removed a project: %2$s.',
+        'Removed projects: %2$s.',
+      ),
+
     );
   }