diff --git a/backend/migrations/1697576446_updated_events.go b/backend/migrations/1697576446_updated_events.go
new file mode 100644
index 0000000..f3b5b2a
--- /dev/null
+++ b/backend/migrations/1697576446_updated_events.go
@@ -0,0 +1,52 @@
+package migrations
+
+import (
+	"encoding/json"
+
+	"github.com/pocketbase/dbx"
+	"github.com/pocketbase/pocketbase/daos"
+	m "github.com/pocketbase/pocketbase/migrations"
+	"github.com/pocketbase/pocketbase/models/schema"
+)
+
+func init() {
+	m.Register(func(db dbx.Builder) error {
+		dao := daos.New(db);
+
+		collection, err := dao.FindCollectionByNameOrId("7her4515qsmrxe8")
+		if err != nil {
+			return err
+		}
+
+		// add
+		new_Compulsory := &schema.SchemaField{}
+		json.Unmarshal([]byte(`{
+			"system": false,
+			"id": "vgmhhgcz",
+			"name": "Compulsory",
+			"type": "text",
+			"required": false,
+			"unique": false,
+			"options": {
+				"min": null,
+				"max": null,
+				"pattern": ""
+			}
+		}`), new_Compulsory)
+		collection.Schema.AddField(new_Compulsory)
+
+		return dao.SaveCollection(collection)
+	}, func(db dbx.Builder) error {
+		dao := daos.New(db);
+
+		collection, err := dao.FindCollectionByNameOrId("7her4515qsmrxe8")
+		if err != nil {
+			return err
+		}
+
+		// remove
+		collection.Schema.RemoveField("vgmhhgcz")
+
+		return dao.SaveCollection(collection)
+	})
+}
diff --git a/backend/model/eventModel.go b/backend/model/eventModel.go
index daaf229..2d333e1 100644
--- a/backend/model/eventModel.go
+++ b/backend/model/eventModel.go
@@ -3,16 +3,17 @@ package model
 type Events []*Event
 
 type Event struct {
-	Day       string `db:"Day" json:"day"`
-	Week      string `db:"Week" json:"week"`
-	Start     string `db:"Start" json:"start"`
-	End       string `db:"End" json:"end"`
-	Name      string `db:"Name" json:"name"`
-	EventType string `db:"EventType" json:"eventType"`
-	Prof      string `db:"Prof" json:"prof"`
-	Rooms     string `db:"Rooms" json:"rooms"`
-	Notes     string `db:"Notes" json:"notes"`
-	BookedAt  string `db:"BookedAt" json:"bookedAt"`
-	Course    string `db:"course" json:"course"`
-	Semester  string `db:"semester" json:"semester"`
+	Day        string `db:"Day" json:"day"`
+	Week       string `db:"Week" json:"week"`
+	Start      string `db:"Start" json:"start"`
+	End        string `db:"End" json:"end"`
+	Name       string `db:"Name" json:"name"`
+	EventType  string `db:"EventType" json:"eventType"`
+	Compulsory string `db:"Compulsory" json:"compulsory"`
+	Prof       string `db:"Prof" json:"prof"`
+	Rooms      string `db:"Rooms" json:"rooms"`
+	Notes      string `db:"Notes" json:"notes"`
+	BookedAt   string `db:"BookedAt" json:"bookedAt"`
+	Course     string `db:"course" json:"course"`
+	Semester   string `db:"semester" json:"semester"`
 }
diff --git a/backend/service/db/dbEvents.go b/backend/service/db/dbEvents.go
index 3079fbd..65432cd 100644
--- a/backend/service/db/dbEvents.go
+++ b/backend/service/db/dbEvents.go
@@ -1,11 +1,12 @@
 package db
 
 import (
+	"htwkalender/model"
+	"log"
+
 	"github.com/pocketbase/dbx"
 	"github.com/pocketbase/pocketbase"
 	"github.com/pocketbase/pocketbase/models"
-	"htwkalender/model"
-	"log"
 )
 
 func SaveEvents(seminarGroup []model.SeminarGroup, collection *models.Collection, app *pocketbase.PocketBase) ([]*models.Record, error) {
@@ -41,6 +42,7 @@ func SaveEvents(seminarGroup []model.SeminarGroup, collection *models.Collection
 		record.Set("End", event.End)
 		record.Set("Name", event.Name)
 		record.Set("EventType", event.EventType)
+		record.Set("Compulsory", event.Compulsory)
 		record.Set("Prof", event.Prof)
 		record.Set("Rooms", event.Rooms)
 		record.Set("Notes", event.Notes)
diff --git a/backend/service/fetch/fetchSeminarEventService.go b/backend/service/fetch/fetchSeminarEventService.go
index 24e6baa..6ff1006 100644
--- a/backend/service/fetch/fetchSeminarEventService.go
+++ b/backend/service/fetch/fetchSeminarEventService.go
@@ -2,10 +2,6 @@ package fetch
 
 import (
 	"fmt"
-	"github.com/labstack/echo/v5"
-	"github.com/pocketbase/pocketbase"
-	"github.com/pocketbase/pocketbase/apis"
-	"golang.org/x/net/html"
 	"htwkalender/model"
 	"htwkalender/service/date"
 	"htwkalender/service/db"
@@ -15,6 +11,11 @@ import (
 	"strconv"
 	"strings"
 	"time"
+
+	"github.com/labstack/echo/v5"
+	"github.com/pocketbase/pocketbase"
+	"github.com/pocketbase/pocketbase/apis"
+	"golang.org/x/net/html"
 )
 
 func GetSeminarEvents(c echo.Context, app *pocketbase.PocketBase) error {
@@ -81,6 +82,21 @@ func GetSeminarGroupsEventsFromHTML(seminarGroupsLabel []string) []model.Seminar
 	return seminarGroups
 }
 
+func splitEventType(events []model.Event) []model.Event {
+
+	for i, event := range events {
+		matched, _ := regexp.Match("^(V|P|S)(w|p)$", []byte(event.EventType))
+		if matched {
+			eventType := event.EventType
+			event.EventType = eventType[0:1]
+			event.Compulsory = eventType[1:2]
+			events[i] = event
+		}
+	}
+
+	return events
+}
+
 func parseSeminarGroup(result string) model.SeminarGroup {
 	doc, err := html.Parse(strings.NewReader(result))
 	if err != nil {
@@ -102,6 +118,7 @@ func parseSeminarGroup(result string) model.SeminarGroup {
 	semesterString := findFirstSpanWithClass(table, "header-0-2-0").FirstChild.Data
 	semester, year := extractSemesterAndYear(semesterString)
 	events = convertWeeksToDates(events, semester, year)
+	events = splitEventType(events)
 	var seminarGroup = model.SeminarGroup{
 		University: findFirstSpanWithClass(table, "header-1-0-0").FirstChild.Data,
 		Course:     findFirstSpanWithClass(table, "header-2-0-1").FirstChild.Data,
diff --git a/backend/service/fetch/fetchSeminarEventService_test.go b/backend/service/fetch/fetchSeminarEventService_test.go
index b3d95d4..853fd22 100644
--- a/backend/service/fetch/fetchSeminarEventService_test.go
+++ b/backend/service/fetch/fetchSeminarEventService_test.go
@@ -119,3 +119,93 @@ func Test_replaceEmptyEventNames(t *testing.T) {
 		})
 	}
 }
+
+func Test_splitEventType(t *testing.T) {
+	type args struct {
+		events []model.Event
+	}
+	tests := []struct {
+		name string
+		args args
+		want []model.Event
+	}{
+		{
+			name: "Test 1",
+			args: args{
+				events: []model.Event{
+					{
+						EventType: "V",
+					},
+				},
+			},
+			want: []model.Event{
+				{
+					EventType:  "V",
+					Compulsory: "",
+				},
+			},
+		},
+		{
+			name: "Test 2",
+			args: args{
+				events: []model.Event{
+					{
+						EventType: "Vw",
+					},
+				},
+			},
+			want: []model.Event{
+				{
+					EventType:  "V",
+					Compulsory: "w",
+				},
+			},
+		},
+		{
+			name: "Test 3",
+			args: args{
+				events: []model.Event{
+					{
+						EventType: "Sperr",
+					},
+				},
+			},
+			want: []model.Event{
+				{
+					EventType:  "Sperr",
+					Compulsory: "",
+				},
+			},
+		},
+		{
+			name: "Test 4",
+			args: args{
+				events: []model.Event{
+					{
+						EventType: "Sperr",
+					},
+					{
+						EventType: "Vw",
+					},
+				},
+			},
+			want: []model.Event{
+				{
+					EventType:  "Sperr",
+					Compulsory: "",
+				},
+				{
+					EventType:  "V",
+					Compulsory: "w",
+				},
+			},
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if got := splitEventType(tt.args.events); !reflect.DeepEqual(got, tt.want) {
+				t.Errorf("splitEventType() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}
diff --git a/backend/service/ical/icalFileGeneration.go b/backend/service/ical/icalFileGeneration.go
index 14d64ba..f780e32 100644
--- a/backend/service/ical/icalFileGeneration.go
+++ b/backend/service/ical/icalFileGeneration.go
@@ -1,10 +1,12 @@
 package ical
 
 import (
-	"github.com/jordic/goics"
 	"htwkalender/model"
 	"htwkalender/service/functions"
+	"htwkalender/service/names"
 	"time"
+
+	"github.com/jordic/goics"
 )
 
 // local type for EmitICal function
@@ -33,7 +35,7 @@ func (icalModel IcalModel) EmitICal() goics.Componenter {
 		s.AddProperty(k, v)
 		k, v = goics.FormatDateTime("DTSTART;TZID=Europe/Berlin", timeStart)
 		s.AddProperty(k, v)
-		s.AddProperty("SUMMARY", replaceNameIfUserDefined(event.Name, icalModel.Mapping))
+		s.AddProperty("SUMMARY", replaceNameIfUserDefined(event, icalModel.Mapping))
 		s.AddProperty("DESCRIPTION", generateDescription(event))
 		s.AddProperty("LOCATION", event.Rooms)
 		c.AddComponent(s)
@@ -41,13 +43,13 @@ func (icalModel IcalModel) EmitICal() goics.Componenter {
 	return c
 }
 
-func replaceNameIfUserDefined(name string, mapping []model.FeedCollection) string {
+func replaceNameIfUserDefined(event *model.Event, mapping []model.FeedCollection) string {
 	for _, mapEntry := range mapping {
-		if mapEntry.Name == name && !functions.OnlyWhitespace(mapEntry.UserDefinedName) {
-			return mapEntry.UserDefinedName
+		if mapEntry.Name == event.Name && !functions.OnlyWhitespace(mapEntry.UserDefinedName) {
+			return names.ReplaceTemplateSubStrings(mapEntry.UserDefinedName, *event)
 		}
 	}
-	return name
+	return event.Name
 }
 
 func generateDescription(event *model.Event) string {
diff --git a/backend/service/names/userDefinedNameTemplates.go b/backend/service/names/userDefinedNameTemplates.go
new file mode 100644
index 0000000..489b120
--- /dev/null
+++ b/backend/service/names/userDefinedNameTemplates.go
@@ -0,0 +1,23 @@
+package names
+
+import (
+	"htwkalender/model"
+	"regexp"
+)
+
+func ReplaceTemplateSubStrings(rawString string, event model.Event) string {
+	re := regexp.MustCompile(`\%(.)`)
+
+	return re.ReplaceAllStringFunc(rawString, func(match string) string {
+		switch match {
+		case "%%":
+			return "%"
+		case "%t":
+			return event.EventType
+		case "%p":
+			return event.Compulsory
+		default:
+			return match
+		}
+	})
+}
diff --git a/backend/service/names/userDefinedNameTemplates_test.go b/backend/service/names/userDefinedNameTemplates_test.go
new file mode 100644
index 0000000..7570a8e
--- /dev/null
+++ b/backend/service/names/userDefinedNameTemplates_test.go
@@ -0,0 +1,78 @@
+package names
+
+import (
+	"htwkalender/model"
+	"testing"
+)
+
+func TestReplaceTemplateSubStrings(t *testing.T) {
+	type args struct {
+		rawString string
+		event     model.Event
+	}
+	tests := []struct {
+		name string
+		args args
+		want string
+	}{
+		{
+			name: "Test 1",
+			args: args{
+				rawString: "%t",
+				event: model.Event{
+					EventType: "Test",
+				},
+			},
+			want: "Test",
+		},
+		{
+			name: "Test 2",
+			args: args{
+				rawString: "%p",
+				event: model.Event{
+					Compulsory: "Test",
+				},
+			},
+			want: "Test",
+		},
+		{
+			name: "Test 3",
+			args: args{
+				rawString: "%%",
+				event: model.Event{
+					EventType: "Test",
+				},
+			},
+			want: "%",
+		},
+		{
+			name: "Test 4",
+			args: args{
+				rawString: "%t %p",
+				event: model.Event{
+					EventType:  "Test",
+					Compulsory: "Test",
+				},
+			},
+			want: "Test Test",
+		},
+		{
+			name: "Test 5",
+			args: args{
+				rawString: "%t %p %%",
+				event: model.Event{
+					EventType:  "Test",
+					Compulsory: "Test",
+				},
+			},
+			want: "Test Test %",
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if got := ReplaceTemplateSubStrings(tt.args.rawString, tt.args.event); got != tt.want {
+				t.Errorf("ReplaceTemplateSubStrings() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}