diff --git a/Pipfile b/Pipfile
index 6e5a135..c235739 100644
--- a/Pipfile
+++ b/Pipfile
@@ -10,6 +10,7 @@ python-dotenv = "*"
 djoser = "*"
 pillow = "*"
 whitenoise = "*"
+djangochannelsrestframework = "*"
 
 [dev-packages]
 
diff --git a/Pipfile.lock b/Pipfile.lock
index af0eb49..b67ebf8 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "7a186c2a779282b0072d0634e264e5e70842a4c9676dfc4d1e18e564860e87c8"
+            "sha256": "231f11224ec1ef1ad1406ac5644ebcdfac020af9478f407d577553bb05c637df"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -101,6 +101,14 @@
             ],
             "version": "==1.15.1"
         },
+        "channels": {
+            "hashes": [
+                "sha256:0ce53507a7da7b148eaa454526e0e05f7da5e5d1c23440e4886cf146981d8420",
+                "sha256:2253334ac76f67cba68c2072273f7e0e67dbdac77eeb7e318f511d2f9a53c5e4"
+            ],
+            "markers": "python_version >= '3.7'",
+            "version": "==4.0.0"
+        },
         "charset-normalizer": {
             "hashes": [
                 "sha256:04afa6387e2b282cf78ff3dbce20f0cc071c12dc8f685bd40960cc68644cfea6",
@@ -230,6 +238,14 @@
             ],
             "version": "==1.1.1"
         },
+        "djangochannelsrestframework": {
+            "hashes": [
+                "sha256:937260996b78fad66ddf4aa03dc61434b81b21a757897a899cd541d0f197c4ce",
+                "sha256:ca37fb96bb2f746129972a81dafed42d9785a37a2db36827dbf17848a0a9df96"
+            ],
+            "index": "pypi",
+            "version": "==1.1.0"
+        },
         "djangorestframework": {
             "hashes": [
                 "sha256:579a333e6256b09489cbe0a067e66abe55c6595d8926be6b99423786334350c8",
diff --git a/stude/accounts/admin.py b/stude/accounts/admin.py
index b071683..2ce5065 100644
--- a/stude/accounts/admin.py
+++ b/stude/accounts/admin.py
@@ -1,10 +1,29 @@
+from django import forms
 from django.contrib import admin
 from django.contrib.auth.admin import UserAdmin
 from .models import CustomUser
+from year_levels.models import Year_Level
+from semesters.models import Semester
+from courses.models import Course
+
+
+class CustomUserForm(forms.ModelForm):
+    year_level = forms.ModelChoiceField(
+        queryset=Year_Level.objects.all(), required=False)
+    semester = forms.ModelChoiceField(
+        queryset=Semester.objects.all(), required=False)
+    course = forms.ModelChoiceField(
+        queryset=Course.objects.all(), required=False)
+    avatar = forms.ImageField(required=False)
+
+    class Meta:
+        model = CustomUser
+        fields = '__all__'
 
 
 class CustomUserAdmin(UserAdmin):
     model = CustomUser
+    form = CustomUserForm
 
     fieldsets = UserAdmin.fieldsets + (
         (None, {'fields': ('student_id_number',
diff --git a/stude/accounts/migrations/0004_alter_customuser_course_alter_customuser_semester_and_more.py b/stude/accounts/migrations/0004_alter_customuser_course_alter_customuser_semester_and_more.py
new file mode 100644
index 0000000..0527dd0
--- /dev/null
+++ b/stude/accounts/migrations/0004_alter_customuser_course_alter_customuser_semester_and_more.py
@@ -0,0 +1,32 @@
+# Generated by Django 4.2.2 on 2023-07-04 10:04
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('semesters', '0001_initial'),
+        ('courses', '0002_initial'),
+        ('year_levels', '0001_initial'),
+        ('accounts', '0003_customuser_subjects'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='customuser',
+            name='course',
+            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, to='courses.course'),
+        ),
+        migrations.AlterField(
+            model_name='customuser',
+            name='semester',
+            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, to='semesters.semester'),
+        ),
+        migrations.AlterField(
+            model_name='customuser',
+            name='year_level',
+            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, to='year_levels.year_level'),
+        ),
+    ]
diff --git a/stude/accounts/migrations/0005_alter_customuser_is_active.py b/stude/accounts/migrations/0005_alter_customuser_is_active.py
new file mode 100644
index 0000000..f6ebd78
--- /dev/null
+++ b/stude/accounts/migrations/0005_alter_customuser_is_active.py
@@ -0,0 +1,18 @@
+# Generated by Django 4.2.2 on 2023-07-04 11:33
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('accounts', '0004_alter_customuser_course_alter_customuser_semester_and_more'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='customuser',
+            name='is_active',
+            field=models.BooleanField(default=False),
+        ),
+    ]
diff --git a/stude/accounts/models.py b/stude/accounts/models.py
index 24adb8e..4f33659 100644
--- a/stude/accounts/models.py
+++ b/stude/accounts/models.py
@@ -33,6 +33,7 @@ class CustomUser(AbstractUser):
     # Username inherited from base user class
     # Password inherited from base user class
     # is_admin inherited from base user class
+    is_active = models.BooleanField(default=False)
     is_student = models.BooleanField(default=True)
     is_studying = models.BooleanField(default=False)
     is_banned = models.BooleanField(default=False)
@@ -41,17 +42,17 @@ class CustomUser(AbstractUser):
     avatar = models.ImageField(upload_to=_get_upload_to, null=True)
     course = models.ForeignKey(
         Course,
-        on_delete=models.CASCADE,
+        on_delete=models.SET_NULL,
         null=True
     )
     year_level = models.ForeignKey(
         Year_Level,
-        on_delete=models.CASCADE,
+        on_delete=models.SET_NULL,
         null=True
     )
     semester = models.ForeignKey(
         Semester,
-        on_delete=models.CASCADE,
+        on_delete=models.SET_NULL,
         null=True
     )
     subjects = models.ManyToManyField(
@@ -72,5 +73,10 @@ def create_superuser(sender, **kwargs):
         password = os.getenv('DJANGO_ADMIN_PASSWORD')
 
         if not User.objects.filter(username=username).exists():
-            User.objects.create_superuser(
-                username, email, password)
+            # Create the superuser with is_active set to False
+            superuser = User.objects.create_superuser(
+                username=username, email=email, password=password)
+
+            # Activate the superuser
+            superuser.is_active = True
+            superuser.save()
diff --git a/stude/accounts/serializers.py b/stude/accounts/serializers.py
index 79b3298..90f3b54 100644
--- a/stude/accounts/serializers.py
+++ b/stude/accounts/serializers.py
@@ -1,34 +1,66 @@
 from djoser.serializers import UserCreateSerializer as BaseUserRegistrationSerializer
 from djoser.serializers import UserSerializer as BaseUserSerializer
+from django.core import exceptions as django_exceptions
+from rest_framework import exceptions as drf_exceptions
 from rest_framework import serializers
 from accounts.models import CustomUser
 from student_status.serializers import StudentStatusSerializer
 from student_status.models import StudentStatus
+from rest_framework.settings import api_settings
+from django.contrib.auth.password_validation import validate_password
+from courses.models import Course
+from year_levels.models import Year_Level
+from semesters.models import Semester
 
 
 class CustomUserSerializer(BaseUserSerializer):
     user_status = StudentStatusSerializer(
         source='studentstatus', read_only=True)
+    course = serializers.SlugRelatedField(
+        many=False, slug_field='name', queryset=Course.objects.all(), required=False, allow_null=True)
+    year_level = serializers.SlugRelatedField(
+        many=False, slug_field='name', queryset=Year_Level.objects.all(), required=False, allow_null=True)
+    semester = serializers.SlugRelatedField(
+        many=False, slug_field='name', queryset=Semester.objects.all(), required=False, allow_null=True)
 
     class Meta(BaseUserSerializer.Meta):
         model = CustomUser
-        fields = ('username', 'email', 'password',
+        fields = ('username', 'email',
                   'student_id_number', 'year_level', 'semester', 'course', 'subjects', 'avatar', 'first_name', 'last_name', 'is_banned', 'user_status')
+        read_only_fields = ('is_banned', 'user_status')
+
+# The model from your custom user
 
 
-class UserRegistrationSerializer(BaseUserRegistrationSerializer):
-    class Meta(BaseUserRegistrationSerializer.Meta):
-        fields = ('username', 'email', 'password',
-                  'student_id_number', 'year_level', 'semester', 'course', 'subjects', 'avatar', 'first_name', 'last_name')
+class UserRegistrationSerializer(serializers.ModelSerializer):
+    email = serializers.EmailField(required=True)
+    student_id_number = serializers.CharField(required=True)
+    password = serializers.CharField(write_only=True)
+
+    class Meta:
+        model = CustomUser    # Use your custom user model here
+        fields = ('username', 'email', 'password', 'student_id_number',
+                  'year_level', 'semester', 'course', 'subjects', 'avatar',
+                  'first_name', 'last_name')
+
+    def validate(self, attrs):
+        user = self.Meta.model(**attrs)
+        password = attrs.get("password")
+        try:
+            validate_password(password, user)
+        except django_exceptions.ValidationError as e:
+            serializer_error = serializers.as_serializer_error(e)
+            raise serializers.ValidationError(
+                {"password": serializer_error[api_settings.NON_FIELD_ERRORS_KEY]}
+            )
+
+        return super().validate(attrs)
 
     def create(self, validated_data):
-        # Get the user's year_level and semester from the user model instance
         user = self.Meta.model(**validated_data)
+        user.set_password(validated_data['password'])
+        user.save()
 
-        # Create a new user using the base serializer's create() method
-        user = super().create(validated_data)
-
-        # Create a student_status object for the user
         StudentStatus.objects.create(
             user=user,
             active=False,
@@ -36,5 +68,4 @@ class UserRegistrationSerializer(BaseUserRegistrationSerializer):
             y=None,
             subject=None
         )
-
         return user
diff --git a/stude/accounts/urls.py b/stude/accounts/urls.py
index 8df3791..22c121e 100644
--- a/stude/accounts/urls.py
+++ b/stude/accounts/urls.py
@@ -3,5 +3,5 @@ from django.urls import path, include
 
 urlpatterns = [
     path('', include('djoser.urls')),
-    path('', include('djoser.urls.authtoken')),
+    path('', include('djoser.urls.jwt')),
 ]
diff --git a/stude/api/routing.py b/stude/api/routing.py
new file mode 100644
index 0000000..2ecbbbd
--- /dev/null
+++ b/stude/api/routing.py
@@ -0,0 +1,8 @@
+from django.urls import re_path
+from channels.routing import URLRouter
+import student_status.routing
+import student_status.consumers
+websocket_urlpatterns = [
+    re_path(r'student_status/',
+            URLRouter(student_status.routing.websocket_urlpatterns))
+]
diff --git a/stude/config/asgi.py b/stude/config/asgi.py
index 1b71627..41094d5 100644
--- a/stude/config/asgi.py
+++ b/stude/config/asgi.py
@@ -1,16 +1,22 @@
-"""
-ASGI config for stude project.
-
-It exposes the ASGI callable as a module-level variable named ``application``.
-
-For more information on this file, see
-https://docs.djangoproject.com/en/4.2/howto/deployment/asgi/
-"""
-
 import os
 
+from channels.routing import ProtocolTypeRouter, URLRouter
+from channels.auth import AuthMiddlewareStack
 from django.core.asgi import get_asgi_application
+import api.routing
+from django.urls import re_path
 
 os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'config.settings')
+# Initialize Django ASGI application early to ensure the AppRegistry
+# is populated before importing code that may import ORM models.
+django_asgi_app = get_asgi_application()
 
-application = get_asgi_application()
+application = ProtocolTypeRouter({
+    "http": django_asgi_app,
+    # Just HTTP for now. (We can add other protocols later.)
+    'websocket': AuthMiddlewareStack(
+        URLRouter(
+            [re_path(r'ws/', URLRouter(api.routing.websocket_urlpatterns))]
+        )
+    ),
+})
diff --git a/stude/config/email.py b/stude/config/email.py
new file mode 100644
index 0000000..b7396aa
--- /dev/null
+++ b/stude/config/email.py
@@ -0,0 +1,5 @@
+from djoser import email
+
+
+class ActivationEmail(email.ActivationEmail):
+    template_name = 'email_activation/email_activation.html'
diff --git a/stude/config/settings.py b/stude/config/settings.py
index 4a89979..e519d94 100644
--- a/stude/config/settings.py
+++ b/stude/config/settings.py
@@ -29,13 +29,14 @@ SECRET_KEY = str(os.getenv('SECRET_KEY'))
 # SECURITY WARNING: don't run with debug turned on in production!
 DEBUG = True
 
-ALLOWED_HOSTS = ['127.0.0.1', 'localhost']
+ALLOWED_HOSTS = ['*', '127.0.0.1', 'localhost', '10.0.10.32', '10.0.10.8']
 
 # Email credentials
 EMAIL_HOST = ''
 EMAIL_HOST_USER = ''
 EMAIL_HOST_PASSWORD = ''
 EMAIL_PORT = ''
+EMAIL_USE_TLS = False
 
 if (DEBUG == True):
     EMAIL_HOST = str(os.getenv('DEV_EMAIL_HOST'))
@@ -47,11 +48,13 @@ else:
     EMAIL_HOST_USER = str(os.getenv('PROD_EMAIL_HOST_USER'))
     EMAIL_HOST_PASSWORD = str(os.getenv('PROD_EMAIL_HOST_PASSWORD'))
     EMAIL_PORT = str(os.getenv('PROD_EMAIL_PORT'))
+    EMAIL_USE_TLS = str(os.getenv('PROD_EMAIL_TLS'))
 
 
 # Application definition
 
 INSTALLED_APPS = [
+    'daphne',
     'django.contrib.admin',
     'django.contrib.auth',
     'django.contrib.contenttypes',
@@ -59,8 +62,8 @@ INSTALLED_APPS = [
     'django.contrib.messages',
     'django.contrib.staticfiles',
     'rest_framework',
+    'rest_framework_simplejwt',
     'djoser',
-    'rest_framework.authtoken',
     'accounts',
     'student_status',
     'courses',
@@ -88,10 +91,14 @@ STATICFILES_STORAGE = "whitenoise.storage.CompressedManifestStaticFilesStorage"
 
 ROOT_URLCONF = 'config.urls'
 
+ASGI_APPLICATION = "config.asgi.application"
+
 TEMPLATES = [
     {
         'BACKEND': 'django.template.backends.django.DjangoTemplates',
-        'DIRS': [],
+        'DIRS': [
+            BASE_DIR / 'templates',
+        ],
         'APP_DIRS': True,
         'OPTIONS': {
             'context_processors': [
@@ -106,7 +113,7 @@ TEMPLATES = [
 
 REST_FRAMEWORK = {
     'DEFAULT_AUTHENTICATION_CLASSES': (
-        'rest_framework.authentication.TokenAuthentication',
+        'rest_framework_simplejwt.authentication.JWTAuthentication',
     )
 }
 
@@ -128,10 +135,14 @@ AUTH_USER_MODEL = 'accounts.CustomUser'
 DJOSER = {
     'SEND_ACTIVATION_EMAIL': True,
     'SEND_CONFIRMATION_EMAIL': True,
+    'EMAIL': {
+        'activation': 'config.email.ActivationEmail'
+    },
     'ACTIVATION_URL': 'activation/{uid}/{token}',
     'USER_AUTHENTICATION_RULES': ['djoser.authentication.TokenAuthenticationRule'],
     'SERIALIZERS': {
         'user': 'accounts.serializers.CustomUserSerializer',
+        'current_user': 'accounts.serializers.CustomUserSerializer',
         'user_create': 'accounts.serializers.UserRegistrationSerializer',
     },
 }
@@ -179,3 +190,12 @@ MEDIA_ROOT = os.path.join(BASE_DIR, 'media')
 # https://docs.djangoproject.com/en/4.2/ref/settings/#default-auto-field
 
 DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'
+
+DOMAIN = ''
+if (DEBUG):
+    DOMAIN = 'exp'
+else:
+    DOMAIN = 'stude'
+
+
+SITE_NAME = 'Stud-E'
diff --git a/stude/manage.py b/stude/manage.py
index 8e7ac79..e0c0fbe 100644
--- a/stude/manage.py
+++ b/stude/manage.py
@@ -2,6 +2,7 @@
 """Django's command-line utility for administrative tasks."""
 import os
 import sys
+from django.core.management.commands.runserver import Command as runserver
 
 
 def main():
@@ -19,4 +20,6 @@ def main():
 
 
 if __name__ == '__main__':
+    # Override default port for `runserver` command
+    runserver.default_addr = '0.0.0.0'
     main()
diff --git a/stude/student_status/consumers.py b/stude/student_status/consumers.py
new file mode 100644
index 0000000..5d8a479
--- /dev/null
+++ b/stude/student_status/consumers.py
@@ -0,0 +1,50 @@
+# consumers.py
+import json
+from .models import StudentStatus
+from .serializers import StudentStatusSerializer
+from djangochannelsrestframework.generics import GenericAsyncAPIConsumer
+from djangochannelsrestframework.decorators import action
+from djangochannelsrestframework.observer import model_observer, observer
+from channels.db import database_sync_to_async
+import asyncio
+from djangochannelsrestframework.mixins import (
+    ListModelMixin,
+    RetrieveModelMixin,
+)
+from djangochannelsrestframework.permissions import IsAuthenticated
+
+
+class StudentStatusConsumer(
+        ListModelMixin,
+        RetrieveModelMixin,
+        GenericAsyncAPIConsumer,
+):
+    permission_classes = [IsAuthenticated]
+    queryset = StudentStatus.objects.filter(active=True)
+    serializer_class = StudentStatusSerializer
+
+    async def websocket_connect(self, message):
+        # This method is called when the websocket is handshaking as part of the connection process.
+        await self.accept()
+        self.send_updates_task = asyncio.create_task(self.send_updates())
+
+    async def websocket_disconnect(self, message):
+        # This method is called when the WebSocket closes for any reason.
+        # Here we want to cancel our periodic task that sends updates
+        self.send_updates_task.cancel()
+
+    @database_sync_to_async
+    def get_student_statuses(self):
+        queryset = self.get_queryset()
+        return StudentStatusSerializer(queryset, many=True).data
+
+    async def send_updates(self):
+        while True:
+            try:
+                data = await self.get_student_statuses()
+                # print(f"Sending update: {data}") Debug
+                await self.send(text_data=json.dumps(data))
+                await asyncio.sleep(5)
+            except Exception as e:
+                print(f"Exception in send_updates: {e}")
+                break  # Break the loop on error
diff --git a/stude/student_status/migrations/0005_alter_studentstatus_subject.py b/stude/student_status/migrations/0005_alter_studentstatus_subject.py
new file mode 100644
index 0000000..845a322
--- /dev/null
+++ b/stude/student_status/migrations/0005_alter_studentstatus_subject.py
@@ -0,0 +1,20 @@
+# Generated by Django 4.2.2 on 2023-07-04 10:01
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('subjects', '0002_subjectstudent_subject_students'),
+        ('student_status', '0004_alter_studentstatus_study_group'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='studentstatus',
+            name='subject',
+            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, to='subjects.subject'),
+        ),
+    ]
diff --git a/stude/student_status/models.py b/stude/student_status/models.py
index b2ca891..2787206 100644
--- a/stude/student_status/models.py
+++ b/stude/student_status/models.py
@@ -11,7 +11,7 @@ class StudentStatus(models.Model):
     x = models.FloatField(null=True)
     y = models.FloatField(null=True)
     subject = models.ForeignKey(
-        'subjects.Subject', on_delete=models.CASCADE, null=True)
+        'subjects.Subject', on_delete=models.SET_NULL, null=True)
     active = models.BooleanField(default=False)
     timestamp = models.DateField(auto_now_add=True)
     study_group = models.ManyToManyField(
diff --git a/stude/student_status/routing.py b/stude/student_status/routing.py
new file mode 100644
index 0000000..34c10f4
--- /dev/null
+++ b/stude/student_status/routing.py
@@ -0,0 +1,7 @@
+# routing.py
+from django.urls import re_path
+from . import consumers
+
+websocket_urlpatterns = [
+    re_path(r"active", consumers.StudentStatusConsumer.as_asgi()),
+]
diff --git a/stude/student_status/serializers.py b/stude/student_status/serializers.py
index 26768ad..4531a88 100644
--- a/stude/student_status/serializers.py
+++ b/stude/student_status/serializers.py
@@ -3,9 +3,11 @@ from .models import StudentStatus
 
 
 class StudentStatusSerializer(serializers.ModelSerializer):
-    year_level = serializers.CharField(source='user.year_level', read_only=True)
+    year_level = serializers.CharField(
+        source='user.year_level', read_only=True)
     course = serializers.CharField(source='user.course', read_only=True)
     semester = serializers.CharField(source='user.semester', read_only=True)
+    user = serializers.CharField(source='user.full_name', read_only=True)
 
     class Meta:
         model = StudentStatus
@@ -17,7 +19,7 @@ class StudentStatusSerializer(serializers.ModelSerializer):
         student_status = StudentStatus.objects.create(
             user=user, defaults=validated_data)
         return student_status
-    
+
     def update(self, instance, validated_data):
         active = validated_data.get('active', None)
 
@@ -26,4 +28,4 @@ class StudentStatusSerializer(serializers.ModelSerializer):
             validated_data['y'] = None
             validated_data['subject'] = None
 
-        return super().update(instance, validated_data)
\ No newline at end of file
+        return super().update(instance, validated_data)
diff --git a/stude/student_status/urls.py b/stude/student_status/urls.py
index 963e0cd..45c6b5c 100644
--- a/stude/student_status/urls.py
+++ b/stude/student_status/urls.py
@@ -3,5 +3,5 @@ from .views import StudentStatusAPIView, ActiveStudentStatusListAPIView
 
 urlpatterns = [
     path('self/', StudentStatusAPIView.as_view()),
-    path('active_list/', ActiveStudentStatusListAPIView.as_view()),
+    path('list/', ActiveStudentStatusListAPIView.as_view()),
 ]
diff --git a/stude/study_groups/serializers.py b/stude/study_groups/serializers.py
index bb3b0fe..5c1ec6e 100644
--- a/stude/study_groups/serializers.py
+++ b/stude/study_groups/serializers.py
@@ -1,12 +1,14 @@
 from rest_framework import serializers
 from .models import StudyGroup, StudyGroupMembership
 from accounts.models import CustomUser
+from subjects.models import Subject
 
 
 class StudyGroupSerializer(serializers.ModelSerializer):
     users = serializers.SlugRelatedField(
-        queryset=CustomUser.objects.all(), many=True, slug_field='name', allow_null=True)
-    subject = serializers.CharField(source='subject.Subject', read_only=True)
+        queryset=CustomUser.objects.all(), many=True, slug_field='name', required=False, allow_null=True)
+    subject = serializers.SlugRelatedField(
+        many=False, slug_field='name', queryset=Subject.objects.all(), required=True, allow_null=False)
 
     class Meta:
         model = StudyGroup
diff --git a/stude/studygroup_messages/serializers.py b/stude/studygroup_messages/serializers.py
index 5222e89..89b11da 100644
--- a/stude/studygroup_messages/serializers.py
+++ b/stude/studygroup_messages/serializers.py
@@ -1,13 +1,14 @@
 from rest_framework import serializers
 from .models import Message
 from accounts.models import CustomUser
+from study_groups.models import StudyGroup
 
 
 class MessageSerializer(serializers.ModelSerializer):
     user = serializers.SlugRelatedField(
-        queryset=CustomUser.objects.all(), slug_field='full_name', required=False)
-    study_group = serializers.CharField(
-        source='subject.Subject', read_only=True, required=False)
+        queryset=CustomUser.objects.all(), slug_field='full_name', required=True)
+    study_group = serializers.SlugRelatedField(
+        queryset=StudyGroup.objects.all(), slug_field='name', required=True)
 
     class Meta:
         model = Message
diff --git a/stude/templates/email_activation/email_activation.html b/stude/templates/email_activation/email_activation.html
new file mode 100644
index 0000000..03321f8
--- /dev/null
+++ b/stude/templates/email_activation/email_activation.html
@@ -0,0 +1,26 @@
+{% load i18n %}
+
+{% block subject %}
+{% blocktrans %}Account activation on {{ site_name }}{% endblocktrans %}
+{% endblock subject %}
+
+{% block text_body %}
+{% blocktrans %}You're receiving this email because you need to finish activation process on {{ site_name }}.{% endblocktrans %}
+
+{% trans "Please open the following link to activate your account in-app:" %}
+{{ domain }}://{{ url|safe }}
+
+{% trans "Thanks you for using StudE!" %}
+
+{% blocktrans %}The {{ site_name }} team{% endblocktrans %}
+{% endblock text_body %}
+
+{% block html_body %}
+<p>{% blocktrans %}You're receiving this email because you need to finish activation process on {{ site_name }}.{% endblocktrans %}</p>
+
+<p>{% trans "Please go to the following page to activate your account in-app:" %}</p>
+<p><a href="{{ domain }}://{{ url|safe }}">{{ domain }}://--/{{ url|safe }}</a></p>
+
+<p>{% blocktrans %}Many thanks from the {{ site_name }} team{% endblocktrans %}</p>
+
+{% endblock html_body %}
\ No newline at end of file
diff --git a/stude/year_levels/models.py b/stude/year_levels/models.py
index 02ddafb..c67c7d1 100644
--- a/stude/year_levels/models.py
+++ b/stude/year_levels/models.py
@@ -24,6 +24,6 @@ def populate_courses(sender, **kwargs):
             name='3rd Year', shortname='3rdYr')
         Year_Level.objects.get_or_create(
             name='4th Year', shortname='4thYr')
-        Year_Level.objects.get_or_create(
-            name='Irregular', shortname='Irreg')
+        # Year_Level.objects.get_or_create(
+        # name='Irregular', shortname='Irreg')
         # Add more predefined records as needed