diff --git a/code/model/UserDefinedForm.php b/code/model/UserDefinedForm.php
index a50c165..0e6935d 100755
--- a/code/model/UserDefinedForm.php
+++ b/code/model/UserDefinedForm.php
@@ -5,7 +5,7 @@
  */
 
 class UserDefinedForm extends Page {
-	
+
 	/**
 	 * @var string
 	 */
@@ -101,6 +101,12 @@ class UserDefinedForm extends Page {
 	 */
 	private static $enable_are_you_sure = true;
 
+	/**
+	 * @var bool
+     * @config
+	 */
+	private static $recipients_warning_enabled = false;
+
 	/**
 	 * Temporary storage of field ids when the form is duplicated.
 	 * Example layout: array('EditableCheckbox3' => 'EditableCheckbox14')
@@ -229,6 +235,13 @@ SQL;
 
 		$fields = parent::getCMSFields();
 
+		if($this->EmailRecipients()->Count() == 0 && static::config()->recipients_warning_enabled) {
+			$fields->addFieldToTab("Root.Main", new LiteralField("EmailRecipientsWarning",
+				"<p class=\"message warning\">" . _t("UserDefinedForm.NORECIPIENTS",
+				"Warning: You have not configured any recipients. Form submissions may be missed.")
+				. "</p>"), "Title");
+		}
+
 		return $fields;
 	}
 
@@ -687,7 +700,7 @@ JS
 			foreach($recipients as $recipient) {
 				$email = new UserFormRecipientEmail($submittedFields);
 				$mergeFields = $this->getMergeFieldsMap($emailData['Fields']);
-	
+
 				if($attachments) {
 					foreach($attachments as $file) {
 						if($file->ID != 0) {
@@ -699,7 +712,7 @@ JS
 						}
 					}
 				}
-				
+
 				$parsedBody = SSViewer::execute_string($recipient->getEmailBodyContent(), $mergeFields);
 
 				if (!$recipient->SendPlain && $recipient->emailTemplateExists()) {
diff --git a/lang/en_GB.yml b/lang/en_GB.yml
index 9a00a49..eba74a9 100644
--- a/lang/en_GB.yml
+++ b/lang/en_GB.yml
@@ -27,6 +27,7 @@ en_GB:
     SINGULARNAME: 'User Defined Form'
     SUBMITBUTTON: Submit
     TEXTONSUBMIT: 'Text on submit button:'
+    NORECIPIENTS: 'Warning: You have not configured any recipients. Form submissions may be missed.'
   UserDefinedForm_EmailRecipient:
     PLURALNAME: 'User Defined Form Email Recipients'
     SINGULARNAME: 'User Defined Form Email Recipient'
diff --git a/lang/en_US.yml b/lang/en_US.yml
index e72262b..e4edda9 100644
--- a/lang/en_US.yml
+++ b/lang/en_US.yml
@@ -29,6 +29,7 @@ en_US:
     SINGULARNAME: 'User Defined Form'
     SUBMITBUTTON: Submit
     TEXTONSUBMIT: 'Text on submit button:'
+    NORECIPIENTS: 'Warning: You have not configured any recipients. Form submissions may be missed.'
   UserDefinedForm_EmailRecipient:
     PLURALNAME: 'User Defined Form Email Recipients'
     SINGULARNAME: 'User Defined Form Email Recipient'