diff --git a/core/migrations/0001_initial.py b/core/migrations/0001_initial.py
new file mode 100644
index 0000000..0bd7587
--- /dev/null
+++ b/core/migrations/0001_initial.py
@@ -0,0 +1,73 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10 on 2016-09-06 17:50
+from __future__ import unicode_literals
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Action',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=100, verbose_name='Name')),
+                ('created_date', models.DateField(auto_now_add=True, verbose_name='Created Date')),
+            ],
+            options={
+                'verbose_name': 'Action',
+                'verbose_name_plural': 'Actions',
+            },
+        ),
+        migrations.CreateModel(
+            name='Action_Resource',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('action', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='core.Action', verbose_name='Action_Applied')),
+            ],
+            options={
+                'verbose_name': 'Action_Resource',
+                'verbose_name_plural': 'Action_Resources',
+            },
+        ),
+        migrations.CreateModel(
+            name='Notification',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('message', models.TextField(verbose_name='message')),
+                ('read', models.BooleanField(default=False, verbose_name='Read')),
+                ('action_resource', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='core.Action_Resource', verbose_name='Action_Resource')),
+                ('user', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL, verbose_name='Actor')),
+            ],
+            options={
+                'verbose_name': 'Action_Resource',
+                'verbose_name_plural': 'Action_Resources',
+            },
+        ),
+        migrations.CreateModel(
+            name='Resource',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=100, verbose_name='Name')),
+                ('created_date', models.DateField(auto_now_add=True, verbose_name='Created Date')),
+            ],
+            options={
+                'verbose_name': 'Resource',
+                'verbose_name_plural': 'Resources',
+            },
+        ),
+        migrations.AddField(
+            model_name='action_resource',
+            name='resource',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='core.Resource', verbose_name='Resource'),
+        ),
+    ]
diff --git a/core/models.py b/core/models.py
index fd18c6e..d7a976e 100644
--- a/core/models.py
+++ b/core/models.py
@@ -1,3 +1,70 @@
 from django.db import models
-
+from django.utils.translation import ugettext_lazy as _
+from users.models import User
 # Create your models here.
+
+
+
+
+class Action(models.Model):
+    """
+	It represents an Action on the program by a User such as "create post", 
+	"visualize post", etc. It is supposed to be created everytime we want an aciton
+    """
+
+    name = models.CharField(_('Name'), max_length = 100)
+    created_date = models.DateField(_('Created Date'), auto_now_add=True)
+    
+
+    def __init__(self, name):
+    	self.name = name
+
+    class Meta:
+        verbose_name = "Action"
+        verbose_name_plural = "Actions"
+
+    def __str__(self):
+        pass
+    
+
+class Resource(models.Model):
+    """
+		It represents the resource where the action was applied on.
+		Example: Pool was answered (Resource: Pool), PDF was visualized(Resource: PDF).
+    """
+
+    name = models.CharField(_('Name'), max_length =100)
+    created_date = models.DateField(_('Created Date'), auto_now_add=True)
+    class Meta:
+	verbose_name = "Resource"
+	verbose_name_plural = "Resources"    
+
+    def __str__(self):
+        pass	
+
+
+class Action_Resource(models.Model):
+    
+    action = models.ForeignKey(Action , verbose_name= _('Action_Applied'))
+    resource = models.ForeignKey(Resource, verbose_name = _('Resource'))
+    
+    class Meta:
+        verbose_name = "Action_Resource"
+        verbose_name_plural = "Action_Resources"
+
+    def __str__(self):
+        pass
+    
+
+class Notification(models.Model):
+    message = models.TextField(_('message'))
+    user = models.ForeignKey(User, verbose_name= _('Actor'))
+    read = models.BooleanField(_('Read'), default=False)
+    action_resource = models.ForeignKey(Action_Resource, verbose_name = _('Action_Resource'))
+
+    class Meta:
+        verbose_name = "Action_Resource"
+        verbose_name_plural = "Action_Resources"
+
+    def __str__(self):
+        pass
diff --git a/users/migrations/0009_auto_20160906_1450.py b/users/migrations/0009_auto_20160906_1450.py
new file mode 100644
index 0000000..a073011
--- /dev/null
+++ b/users/migrations/0009_auto_20160906_1450.py
@@ -0,0 +1,22 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10 on 2016-09-06 17:50
+from __future__ import unicode_literals
+
+import django.core.validators
+from django.db import migrations, models
+import re
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('users', '0008_auto_20160902_2123'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='user',
+            name='username',
+            field=models.CharField(help_text='A short name that will be used to identify you in the platform and to access it', max_length=35, unique=True, validators=[django.core.validators.RegexValidator(re.compile(b'^[\\w.@+-]+$'), 'Type a valid username. This fields should only contain letters, numbers and the characteres: @/./+/-/_ .', b'invalid')], verbose_name='Login'),
+        ),
+    ]
--
libgit2 0.21.2