diff --git a/api/v3/TwingleCampaign/Delete.php b/api/v3/TwingleCampaign/Delete.php
new file mode 100644
index 0000000..cd1ae99
--- /dev/null
+++ b/api/v3/TwingleCampaign/Delete.php
@@ -0,0 +1,45 @@
+<?php
+use CRM_TwingleCampaign_ExtensionUtil as E;
+
+/**
+ * TwingleCampaign.Delete API specification (optional)
+ * This is used for documentation and validation.
+ *
+ * @param array $spec description of fields supported by this API call
+ *
+ * @see https://docs.civicrm.org/dev/en/latest/framework/api-architecture/
+ */
+function _civicrm_api3_twingle_campaign_Delete_spec(&$spec) {
+  $spec['magicword']['api.required'] = 1;
+}
+
+/**
+ * TwingleCampaign.Delete API
+ *
+ * @param array $params
+ *
+ * @return array
+ *   API result descriptor
+ *
+ * @see civicrm_api3_create_success
+ *
+ * @throws API_Exception
+ */
+function civicrm_api3_twingle_campaign_Delete($params) {
+  if (array_key_exists('magicword', $params) && $params['magicword'] == 'sesame') {
+    $returnValues = array(
+      // OK, return several data rows
+      12 => ['id' => 12, 'name' => 'Twelve'],
+      34 => ['id' => 34, 'name' => 'Thirty four'],
+      56 => ['id' => 56, 'name' => 'Fifty six'],
+    );
+    // ALTERNATIVE: $returnValues = []; // OK, success
+    // ALTERNATIVE: $returnValues = ["Some value"]; // OK, return a single value
+
+    // Spec: civicrm_api3_create_success($values = 1, $params = [], $entity = NULL, $action = NULL)
+    return civicrm_api3_create_success($returnValues, $params, 'TwingleCampaign', 'Delete');
+  }
+  else {
+    throw new API_Exception(/*error_message*/ 'Everyone knows that the magicword is "sesame"', /*error_code*/ 'magicword_incorrect');
+  }
+}
diff --git a/api/v3/TwingleEvent/Delete.php b/api/v3/TwingleEvent/Delete.php
new file mode 100644
index 0000000..03c271a
--- /dev/null
+++ b/api/v3/TwingleEvent/Delete.php
@@ -0,0 +1,45 @@
+<?php
+use CRM_TwingleCampaign_ExtensionUtil as E;
+
+/**
+ * TwingleEvent.Delete API specification (optional)
+ * This is used for documentation and validation.
+ *
+ * @param array $spec description of fields supported by this API call
+ *
+ * @see https://docs.civicrm.org/dev/en/latest/framework/api-architecture/
+ */
+function _civicrm_api3_twingle_event_Delete_spec(&$spec) {
+  $spec['magicword']['api.required'] = 1;
+}
+
+/**
+ * TwingleEvent.Delete API
+ *
+ * @param array $params
+ *
+ * @return array
+ *   API result descriptor
+ *
+ * @see civicrm_api3_create_success
+ *
+ * @throws API_Exception
+ */
+function civicrm_api3_twingle_event_Delete($params) {
+  if (array_key_exists('magicword', $params) && $params['magicword'] == 'sesame') {
+    $returnValues = array(
+      // OK, return several data rows
+      12 => ['id' => 12, 'name' => 'Twelve'],
+      34 => ['id' => 34, 'name' => 'Thirty four'],
+      56 => ['id' => 56, 'name' => 'Fifty six'],
+    );
+    // ALTERNATIVE: $returnValues = []; // OK, success
+    // ALTERNATIVE: $returnValues = ["Some value"]; // OK, return a single value
+
+    // Spec: civicrm_api3_create_success($values = 1, $params = [], $entity = NULL, $action = NULL)
+    return civicrm_api3_create_success($returnValues, $params, 'TwingleEvent', 'Delete');
+  }
+  else {
+    throw new API_Exception(/*error_message*/ 'Everyone knows that the magicword is "sesame"', /*error_code*/ 'magicword_incorrect');
+  }
+}
diff --git a/api/v3/TwingleProject/Delete.php b/api/v3/TwingleProject/Delete.php
new file mode 100644
index 0000000..d984c63
--- /dev/null
+++ b/api/v3/TwingleProject/Delete.php
@@ -0,0 +1,45 @@
+<?php
+use CRM_TwingleCampaign_ExtensionUtil as E;
+
+/**
+ * TwingleProject.Delete API specification (optional)
+ * This is used for documentation and validation.
+ *
+ * @param array $spec description of fields supported by this API call
+ *
+ * @see https://docs.civicrm.org/dev/en/latest/framework/api-architecture/
+ */
+function _civicrm_api3_twingle_project_Delete_spec(&$spec) {
+  $spec['magicword']['api.required'] = 1;
+}
+
+/**
+ * TwingleProject.Delete API
+ *
+ * @param array $params
+ *
+ * @return array
+ *   API result descriptor
+ *
+ * @see civicrm_api3_create_success
+ *
+ * @throws API_Exception
+ */
+function civicrm_api3_twingle_project_Delete($params) {
+  if (array_key_exists('magicword', $params) && $params['magicword'] == 'sesame') {
+    $returnValues = array(
+      // OK, return several data rows
+      12 => ['id' => 12, 'name' => 'Twelve'],
+      34 => ['id' => 34, 'name' => 'Thirty four'],
+      56 => ['id' => 56, 'name' => 'Fifty six'],
+    );
+    // ALTERNATIVE: $returnValues = []; // OK, success
+    // ALTERNATIVE: $returnValues = ["Some value"]; // OK, return a single value
+
+    // Spec: civicrm_api3_create_success($values = 1, $params = [], $entity = NULL, $action = NULL)
+    return civicrm_api3_create_success($returnValues, $params, 'TwingleProject', 'Delete');
+  }
+  else {
+    throw new API_Exception(/*error_message*/ 'Everyone knows that the magicword is "sesame"', /*error_code*/ 'magicword_incorrect');
+  }
+}
diff --git a/tests/phpunit/api/v3/TwingleCampaign/DeleteTest.php b/tests/phpunit/api/v3/TwingleCampaign/DeleteTest.php
new file mode 100644
index 0000000..42eea9f
--- /dev/null
+++ b/tests/phpunit/api/v3/TwingleCampaign/DeleteTest.php
@@ -0,0 +1,53 @@
+<?php
+
+use Civi\Test\HeadlessInterface;
+use Civi\Test\HookInterface;
+use Civi\Test\TransactionalInterface;
+
+/**
+ * TwingleCampaign.Delete API Test Case
+ * This is a generic test class implemented with PHPUnit.
+ * @group headless
+ */
+class api_v3_TwingleCampaign_DeleteTest extends \PHPUnit\Framework\TestCase implements HeadlessInterface, HookInterface, TransactionalInterface {
+  use \Civi\Test\Api3TestTrait;
+
+  /**
+   * Set up for headless tests.
+   *
+   * Civi\Test has many helpers, like install(), uninstall(), sql(), and sqlFile().
+   *
+   * See: https://docs.civicrm.org/dev/en/latest/testing/phpunit/#civitest
+   */
+  public function setUpHeadless() {
+    return \Civi\Test::headless()
+      ->installMe(__DIR__)
+      ->apply();
+  }
+
+  /**
+   * The setup() method is executed before the test is executed (optional).
+   */
+  public function setUp() {
+    parent::setUp();
+  }
+
+  /**
+   * The tearDown() method is executed after the test was executed (optional)
+   * This can be used for cleanup.
+   */
+  public function tearDown() {
+    parent::tearDown();
+  }
+
+  /**
+   * Simple example test case.
+   *
+   * Note how the function name begins with the word "test".
+   */
+  public function testApiExample() {
+    $result = civicrm_api3('TwingleCampaign', 'Delete', array('magicword' => 'sesame'));
+    $this->assertEquals('Twelve', $result['values'][12]['name']);
+  }
+
+}
diff --git a/tests/phpunit/api/v3/TwingleEvent/DeleteTest.php b/tests/phpunit/api/v3/TwingleEvent/DeleteTest.php
new file mode 100644
index 0000000..e0525cd
--- /dev/null
+++ b/tests/phpunit/api/v3/TwingleEvent/DeleteTest.php
@@ -0,0 +1,53 @@
+<?php
+
+use Civi\Test\HeadlessInterface;
+use Civi\Test\HookInterface;
+use Civi\Test\TransactionalInterface;
+
+/**
+ * TwingleEvent.Delete API Test Case
+ * This is a generic test class implemented with PHPUnit.
+ * @group headless
+ */
+class api_v3_TwingleEvent_DeleteTest extends \PHPUnit\Framework\TestCase implements HeadlessInterface, HookInterface, TransactionalInterface {
+  use \Civi\Test\Api3TestTrait;
+
+  /**
+   * Set up for headless tests.
+   *
+   * Civi\Test has many helpers, like install(), uninstall(), sql(), and sqlFile().
+   *
+   * See: https://docs.civicrm.org/dev/en/latest/testing/phpunit/#civitest
+   */
+  public function setUpHeadless() {
+    return \Civi\Test::headless()
+      ->installMe(__DIR__)
+      ->apply();
+  }
+
+  /**
+   * The setup() method is executed before the test is executed (optional).
+   */
+  public function setUp() {
+    parent::setUp();
+  }
+
+  /**
+   * The tearDown() method is executed after the test was executed (optional)
+   * This can be used for cleanup.
+   */
+  public function tearDown() {
+    parent::tearDown();
+  }
+
+  /**
+   * Simple example test case.
+   *
+   * Note how the function name begins with the word "test".
+   */
+  public function testApiExample() {
+    $result = civicrm_api3('TwingleEvent', 'Delete', array('magicword' => 'sesame'));
+    $this->assertEquals('Twelve', $result['values'][12]['name']);
+  }
+
+}
diff --git a/tests/phpunit/api/v3/TwingleProject/DeleteTest.php b/tests/phpunit/api/v3/TwingleProject/DeleteTest.php
new file mode 100644
index 0000000..8419e5d
--- /dev/null
+++ b/tests/phpunit/api/v3/TwingleProject/DeleteTest.php
@@ -0,0 +1,53 @@
+<?php
+
+use Civi\Test\HeadlessInterface;
+use Civi\Test\HookInterface;
+use Civi\Test\TransactionalInterface;
+
+/**
+ * TwingleProject.Delete API Test Case
+ * This is a generic test class implemented with PHPUnit.
+ * @group headless
+ */
+class api_v3_TwingleProject_DeleteTest extends \PHPUnit\Framework\TestCase implements HeadlessInterface, HookInterface, TransactionalInterface {
+  use \Civi\Test\Api3TestTrait;
+
+  /**
+   * Set up for headless tests.
+   *
+   * Civi\Test has many helpers, like install(), uninstall(), sql(), and sqlFile().
+   *
+   * See: https://docs.civicrm.org/dev/en/latest/testing/phpunit/#civitest
+   */
+  public function setUpHeadless() {
+    return \Civi\Test::headless()
+      ->installMe(__DIR__)
+      ->apply();
+  }
+
+  /**
+   * The setup() method is executed before the test is executed (optional).
+   */
+  public function setUp() {
+    parent::setUp();
+  }
+
+  /**
+   * The tearDown() method is executed after the test was executed (optional)
+   * This can be used for cleanup.
+   */
+  public function tearDown() {
+    parent::tearDown();
+  }
+
+  /**
+   * Simple example test case.
+   *
+   * Note how the function name begins with the word "test".
+   */
+  public function testApiExample() {
+    $result = civicrm_api3('TwingleProject', 'Delete', array('magicword' => 'sesame'));
+    $this->assertEquals('Twelve', $result['values'][12]['name']);
+  }
+
+}