diff --git a/Cargo.lock b/Cargo.lock
index b6ef5d1..5fe86b6 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2272,6 +2272,7 @@ dependencies = [
  "lettre",
  "log",
  "openssl",
+ "regex",
  "rocket",
  "rocket_dyn_templates",
  "serde",
diff --git a/Cargo.toml b/Cargo.toml
index 9c950fd..4eea07c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -27,6 +27,7 @@ csv = "1.3"
 itertools = "0.12"
 job_scheduler_ng = "2.0"
 ureq = { version = "2.9", features = ["json"] }
+regex = "1.10"
 
 [target.'cfg(not(windows))'.dependencies]
 openssl = { version = "0.10", features = [ "vendored" ] }
diff --git a/migration.sql b/migration.sql
index c530488..574288c 100644
--- a/migration.sql
+++ b/migration.sql
@@ -160,6 +160,7 @@ CREATE TABLE IF NOT EXISTS "notification" (
 	"read_at" DATETIME,
 	"created_at" DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL,
 	"category" TEXT NOT NULL,
+	"action_after_reading" TEXT,
 	"link" TEXT
 );
 
diff --git a/src/model/boatdamage.rs b/src/model/boatdamage.rs
index a262410..e7dc017 100644
--- a/src/model/boatdamage.rs
+++ b/src/model/boatdamage.rs
@@ -137,7 +137,7 @@ ORDER BY created_at DESC
 
         if !was_unusable_before && boat.is_locked(db).await {
             let cox = Role::find_by_name(db, "cox").await.unwrap();
-            Notification::create_for_role(db, &cox, &format!("Liebe Steuerberechtigte, bitte beachten, dass {} bis auf weiteres aufgrund von Reparaturarbeiten gesperrt ist.", boat.name), "Boot gesperrt", None).await;
+            Notification::create_for_role(db, &cox, &format!("Liebe Steuerberechtigte, bitte beachten, dass {} bis auf weiteres aufgrund von Reparaturarbeiten gesperrt ist.", boat.name), "Boot gesperrt", None, None).await;
         }
 
         let technicals =
@@ -158,6 +158,7 @@ ORDER BY created_at DESC
                     ),
                     "Neuer Bootsschaden angelegt",
                     None,
+                    None,
                 )
                 .await;
             }
@@ -178,6 +179,7 @@ ORDER BY created_at DESC
             ),
             "Neuer Bootsschaden angelegt",
             None,
+            None,
         )
         .await;
 
@@ -235,7 +237,7 @@ ORDER BY created_at DESC
                        boat.name,
                     ),
                     "Bootsschaden repariert",
-                    None,
+                    None,None
                 )
                 .await;
             }
@@ -261,7 +263,7 @@ ORDER BY created_at DESC
                     boat_damage.desc, boat.name,
                 ),
                 "Bootsschaden repariert",
-                None,
+                None,None
             )
             .await;
             }
@@ -320,6 +322,7 @@ ORDER BY created_at DESC
                  ),
                  "Bootsschaden repariert & verifiziert",
                  None,
+                 None
              )
              .await;
             } else {
@@ -333,13 +336,14 @@ ORDER BY created_at DESC
                 ),
                 "Bootsschaden verifiziert",
                 None,
+                None
             ).await;
             }
         }
 
         if was_unusable_before && !boat.is_locked(db).await {
             let cox = Role::find_by_name(db, "cox").await.unwrap();
-            Notification::create_for_role(db, &cox, &format!("Liebe Steuerberechtigte, {} wurde repariert und freut sich ab sofort wieder gerudert zu werden :-)", boat.name), "Boot repariert", None).await;
+            Notification::create_for_role(db, &cox, &format!("Liebe Steuerberechtigte, {} wurde repariert und freut sich ab sofort wieder gerudert zu werden :-)", boat.name), "Boot repariert", None, None).await;
         }
 
         Ok(())
diff --git a/src/model/boatreservation.rs b/src/model/boatreservation.rs
index d3d56f0..8a2a2b9 100644
--- a/src/model/boatreservation.rs
+++ b/src/model/boatreservation.rs
@@ -175,7 +175,7 @@ WHERE end_date >= CURRENT_DATE ORDER BY end_date
                         boatreservation.usage
                     ),
                     "Neue Bootsreservierung",
-                    None,
+                    None,None
                 )
                 .await;
         }
diff --git a/src/model/logbook.rs b/src/model/logbook.rs
index 66b7a4e..09713f2 100644
--- a/src/model/logbook.rs
+++ b/src/model/logbook.rs
@@ -549,6 +549,7 @@ ORDER BY departure DESC
                 ),
                 "Neuer Logbucheintrag",
                 None,
+                None,
             )
             .await;
         }
@@ -578,7 +579,7 @@ ORDER BY departure DESC
                 &vorstand,
                 &format!("'{}' hat eine mehrtägige Ausfahrt vom {} bis {} eingetragen ({} km; Ziel: {}; Anmerkungen: {}). Falls das nicht stimmen sollte, bitte nachhaken.",user.name,log.departure, log.arrival, log.distance_in_km, log.destination, log.comments.clone().unwrap_or("".into())),
                 "Mehrtägige Ausfahrt eingetragen",
-                None,
+                None,None
             ).await;
         }
 
@@ -590,7 +591,7 @@ ORDER BY departure DESC
                 &vorstand,
                 &format!("'{}' hat eine Ausfahrt mit externem Boot '{}' am {} eingetragen ({} km; Ziel: {}; Anmerkungen: {}). Falls das nicht stimmen sollte, bitte nachhaken.",user.name,boat.name,log.departure,log.distance_in_km, log.destination, log.comments.unwrap_or("".into())),
                 "Ausfahrt mit externem Boot eingetragen",
-                None,
+                None,None,
             ).await;
         }
 
diff --git a/src/model/notification.rs b/src/model/notification.rs
index 3a29e49..bf920cb 100644
--- a/src/model/notification.rs
+++ b/src/model/notification.rs
@@ -1,6 +1,7 @@
 use std::ops::DerefMut;
 
 use chrono::NaiveDateTime;
+use regex::Regex;
 use serde::{Deserialize, Serialize};
 use sqlx::{FromRow, Sqlite, SqlitePool, Transaction};
 
@@ -15,6 +16,7 @@ pub struct Notification {
     pub created_at: NaiveDateTime,
     pub category: String,
     pub link: Option<String>,
+    pub action_after_reading: Option<String>,
 }
 
 impl Notification {
@@ -30,13 +32,15 @@ impl Notification {
         message: &str,
         category: &str,
         link: Option<&str>,
+        action_after_reading: Option<&str>,
     ) {
         sqlx::query!(
-            "INSERT INTO notification(user_id, message, category, link) VALUES (?, ?, ?, ?)",
+            "INSERT INTO notification(user_id, message, category, link, action_after_reading) VALUES (?, ?, ?, ?, ?)",
             user.id,
             message,
             category,
-            link
+            link,
+            action_after_reading
         )
         .execute(db.deref_mut())
         .await
@@ -49,9 +53,10 @@ impl Notification {
         message: &str,
         category: &str,
         link: Option<&str>,
+        action_after_reading: Option<&str>,
     ) {
         let mut tx = db.begin().await.unwrap();
-        Self::create_with_tx(&mut tx, user, message, category, link).await;
+        Self::create_with_tx(&mut tx, user, message, category, link, action_after_reading).await;
         tx.commit().await.unwrap();
     }
 
@@ -61,11 +66,12 @@ impl Notification {
         message: &str,
         category: &str,
         link: Option<&str>,
+        action_after_reading: Option<&str>,
     ) {
         let users = User::all_with_role_tx(db, role).await;
 
         for user in users {
-            Self::create_with_tx(db, &user, message, category, link).await;
+            Self::create_with_tx(db, &user, message, category, link, action_after_reading).await;
         }
     }
 
@@ -75,16 +81,18 @@ impl Notification {
         message: &str,
         category: &str,
         link: Option<&str>,
+        action_after_reading: Option<&str>,
     ) {
         let mut tx = db.begin().await.unwrap();
-        Self::create_for_role_tx(&mut tx, role, message, category, link).await;
+        Self::create_for_role_tx(&mut tx, role, message, category, link, action_after_reading)
+            .await;
         tx.commit().await.unwrap();
     }
 
     pub async fn for_user(db: &SqlitePool, user: &User) -> Vec<Self> {
         let rows = sqlx::query!(
             "
-SELECT id, user_id, message, read_at, datetime(created_at, 'localtime') as created_at, category, link FROM notification 
+SELECT id, user_id, message, read_at, datetime(created_at, 'localtime') as created_at, category, link, action_after_reading FROM notification 
 WHERE 
   user_id = ? 
   AND (
@@ -113,6 +121,7 @@ ORDER BY read_at DESC, created_at DESC;
                 .unwrap(),
                 category: rec.category,
                 link: rec.link,
+                action_after_reading: rec.action_after_reading,
             })
             .collect()
     }
@@ -125,5 +134,24 @@ ORDER BY read_at DESC, created_at DESC;
         .execute(db)
         .await
         .unwrap();
+
+        if let Some(action) = self.action_after_reading.as_ref() {
+            // User read notification about cancelled trip/event
+            let re = Regex::new(r"^remove_user_trip_with_trip_details_id:(\d+)$").unwrap();
+            if let Some(caps) = re.captures(action) {
+                if let Some(matched) = caps.get(1) {
+                    if let Ok(number) = matched.as_str().parse::<i32>() {
+                        let _ = sqlx::query!(
+                            "DELETE FROM user_trip WHERE user_id = ? AND trip_details_id = ?",
+                            self.user_id,
+                            number
+                        )
+                        .execute(db)
+                        .await
+                        .unwrap();
+                    }
+                }
+            }
+        }
     }
 }
diff --git a/src/model/trip.rs b/src/model/trip.rs
index 407dded..2f95287 100644
--- a/src/model/trip.rs
+++ b/src/model/trip.rs
@@ -80,6 +80,7 @@ impl Trip {
                             ),
                             "Neue Ausfahrt zur selben Zeit",
                             None,
+                            None,
                         )
                         .await;
                     }
@@ -209,10 +210,9 @@ WHERE day=?
             let rowers = TripWithUserAndType::from(db, trip.clone()).await.rower;
             for user in rowers {
                 if let Some(user) = User::find_by_name(db, &user.name).await {
-                    let notes = if let Some(notes) = notes {
-                        format!(": {notes}")
-                    } else {
-                        String::from(".")
+                    let notes = match notes {
+                        Some(n) if !n.is_empty() => n,
+                        _ => ".",
                     };
 
                     Notification::create(
@@ -224,6 +224,10 @@ WHERE day=?
                         ),
                         "Absage Ausfahrt",
                         None,
+                        Some(&format!(
+                            "remove_user_trip_with_trip_details_id:{}",
+                            trip_details_id
+                        )),
                     )
                     .await;
                 }
diff --git a/src/model/tripdetails.rs b/src/model/tripdetails.rs
index 109eefe..d505dcb 100644
--- a/src/model/tripdetails.rs
+++ b/src/model/tripdetails.rs
@@ -120,7 +120,7 @@ WHERE day = ? AND planned_starting_time = ?
                     continue;
                 }
 
-                Notification::create(db, &user, &format!("Du hast dich als Ruderer bei der Ausfahrt von {} am {} um {} angemeldet. Bei allen Ausfahrten zu dieser Zeit sind nun alle Plätze ausgebucht. Damit noch mehr (Nicht-Steuerleute) mitfahren können, wäre es super, wenn du eine eigene Ausfahrt zur selben Zeit ausschreiben könntest.", cox.name, self.day, self.planned_starting_time), "Volle Ausfahrt", None).await;
+                Notification::create(db, &user, &format!("Du hast dich als Ruderer bei der Ausfahrt von {} am {} um {} angemeldet. Bei allen Ausfahrten zu dieser Zeit sind nun alle Plätze ausgebucht. Damit noch mehr (Nicht-Steuerleute) mitfahren können, wäre es super, wenn du eine eigene Ausfahrt zur selben Zeit ausschreiben könntest.", cox.name, self.day, self.planned_starting_time), "Volle Ausfahrt", None, None).await;
             }
         }
     }
diff --git a/src/model/user.rs b/src/model/user.rs
index d495cc2..a0a1c1b 100644
--- a/src/model/user.rs
+++ b/src/model/user.rs
@@ -202,7 +202,7 @@ ASKÖ Ruderverein Donau Linz", self.name, SCHECKBUCH/100),
                 self.name
             ),
             "Neues Scheckbuch",
-            None,
+            None,None
         )
         .await;
     }
@@ -246,6 +246,7 @@ ASKÖ Ruderverein Donau Linz", self.name),
             ),
             "Neues Vereinsmitglied",
             None,
+            None,
         )
         .await;
     }
diff --git a/src/model/usertrip.rs b/src/model/usertrip.rs
index c37c834..440a6b4 100644
--- a/src/model/usertrip.rs
+++ b/src/model/usertrip.rs
@@ -76,6 +76,7 @@ impl UserTrip {
                 ),
                 "Registrierung bei deiner Ausfahrt",
                 None,
+                None,
             )
             .await;
 
diff --git a/src/tera/admin/notification.rs b/src/tera/admin/notification.rs
index a777a32..0eeb56c 100644
--- a/src/tera/admin/notification.rs
+++ b/src/tera/admin/notification.rs
@@ -76,7 +76,7 @@ async fn send_group(
     };
 
     for user in User::all_with_role(db, &role).await {
-        Notification::create(db, &user, &d.message, &d.category, None).await;
+        Notification::create(db, &user, &d.message, &d.category, None, None).await;
     }
     Log::create(db, "Notification successfully sent".into()).await;
     Flash::success(