diff --git a/.gitignore b/.gitignore
index b4c2d35..13d90a1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,6 @@
 /target
 /.idea
+/src/debug_emails.txt
 Cargo.lock
 *.sqlite
 *.sqlite3
diff --git a/src/email.rs b/src/email.rs
index fdd735a..abecef9 100644
--- a/src/email.rs
+++ b/src/email.rs
@@ -8,6 +8,11 @@ use uuid::Uuid;
 
 use crate::config_spec::{CfgField, CfgGroup};
 
+#[cfg(debug_assertions)]
+const TO_DEFAULT: &str = include_str!("debug_emails.txt"); // NB: make this file yourself; one address per line
+#[cfg(not(debug_assertions))]
+const TO_DEFAULT: &str = "CCCB Intern <intern@berlin.ccc.de>";
+
 pub const CONFIG: CfgGroup<'static> = CfgGroup {
     name: "email",
     description: "Sending emails.",
@@ -33,7 +38,7 @@ pub const CONFIG: CfgGroup<'static> = CfgGroup {
         },
         CfgField::Default {
             key: "to",
-            default: "CCCB Intern <intern@berlin.ccc.de>",
+            default: TO_DEFAULT,
             description: "Recipient of the emails sent.",
         },
         CfgField::Optional {
@@ -55,18 +60,19 @@ pub struct Email {
 pub struct SimpleEmail {
     base: Email,
     from: String,
-    to: String,
+    to: Vec<String>,
     in_reply_to: Option<String>,
 }
 
 impl SimpleEmail {
     pub fn new(base: Email, from: &str, to: &str, in_reply_to: Option<String>) -> Self {
-        Self { base: base.clone(), from: from.to_string(), to: to.to_string(), in_reply_to }
+        let recipients = to.split('\n').map(|s| s.to_string()).collect();
+        Self { base: base.clone(), from: from.to_string(), to: recipients, in_reply_to }
     }
     pub fn send_email(&self, subject: String, body: String) -> Result<String, Box<dyn Error>> {
         self.base.send_email(
             self.from.clone(),
-            self.to.clone(),
+            &self.to.clone(),
             subject,
             body,
             self.in_reply_to.clone(),
@@ -82,13 +88,15 @@ impl Email {
     }
 
     pub fn send_email(
-        &self, from: String, to: String, subject: String, body: String, in_reply_to: Option<String>,
+        &self, from: String, to: &[String], subject: String, body: String, in_reply_to: Option<String>,
     ) -> Result<String, Box<dyn Error>> {
         let message_id = Uuid::new_v4().to_string() + &self.message_id_suffix;
-        let email = Message::builder()
-            .from(from.parse().unwrap())
-            .to(to.parse().unwrap())
-            .message_id(Some(message_id.clone()));
+        let mut email = Message::builder()
+            .from(from.parse().unwrap());
+        for recipient in to {
+            email = email.to(recipient.parse().unwrap());
+        };
+        email = email.message_id(Some(message_id.clone()));
         let email =
             if in_reply_to.is_some() { email.in_reply_to(in_reply_to.unwrap()) } else { email }
                 .subject(subject)