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diff --git a/examples/personal-mda.rs b/examples/personal-mda.rs
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+++ b/examples/personal-mda.rs
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+// Copyright 2019 Alexandros Frantzis
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at https://mozilla.org/MPL/2.0/.
+//
+// SPDX-License-Identifier: MPL-2.0
+
+//! An example of a custom MDA.
+
+use std::path::PathBuf;
+
+use mda::{Email, EmailRegex, Result, DeliveryDurability};
+
+fn main() -> Result<()> {
+    // Just some random path to make it highly unlikely that this example will
+    // indvertently mess up something.
+    let root = PathBuf::from("/tmp/my-personal-mail-96f29eb6375cfa37");
+
+    // If we are sure bogofilter is available, the below can be better written as:
+    // let mut email = Email::from_stdin_filtered(&["/usr/bin/bogofilter", "-ep"])?;
+    let mut email = Email::from_stdin()?;
+    if let Ok(new_email) = email.filter(&["/usr/bin/bogofilter", "-ep"]) {
+        email = new_email;
+    }
+
+    // Quicker (but possibly less durable) delivery.
+    email.set_delivery_durability(DeliveryDurability::FileSyncOnly);
+
+    let from = email.header_field("From").unwrap_or("");
+    let bogosity = email.header_field("X-Bogosity").unwrap_or("");
+
+    if bogosity.contains("Spam, tests=bogofilter") ||
+       from.contains("@banneddomain.com") {
+        email.deliver_to_maildir(root.join("spam"))?;
+        return Ok(());
+    }
+
+    let cc = email.header_field("Cc").unwrap_or("");
+    let to = email.header_field("To").unwrap_or("");
+
+    if to.contains("myworkemail@example.com") ||
+       cc.contains("myworkemail@example.com") {
+        if email.body().search("URGENCY RATING: (CRITICAL|URGENT)")? {
+            email.deliver_to_maildir(root.join("inbox/myemail/urgent"))?;
+        } else {
+            email.deliver_to_maildir(root.join("inbox/myemail/normal"))?;
+        }
+        return Ok(());
+    }
+
+    email.deliver_to_maildir(root.join("inbox/unsorted"))?;
+
+    Ok(())
+}