diff --git a/app.py b/app.py
index e80deba..29ffb7e 100644
--- a/app.py
+++ b/app.py
@@ -85,7 +85,7 @@ comments_schema = CommentSchema(many=True)
 class Signup(Resource):
 
     def post(self):
-        return {'hello': 'world'}
+        return {'message': 'ok'}
 
 
 # Login
@@ -93,7 +93,7 @@ class Signup(Resource):
 class Login(Resource):
 
     def post(self):
-        return {'hello': 'world'}
+        return {'message': 'ok'}
 
 
 # Logout
@@ -101,7 +101,7 @@ class Login(Resource):
 class Logout(Resource):
 
     def get(self):
-        return {'hello': 'world'}
+        return {'message': 'ok'}
 
 
 # User
@@ -117,8 +117,11 @@ class UserList(Resource):
 class UserSingle(Resource):
 
     def get(self, id):
-        all_users = User.query.get(id)
-        return user_schema.jsonify(all_users)
+        my_user = User.query.get(id)
+        if my_user:
+            return user_schema.jsonify(my_user)
+        else:
+            return {'message': 'No existe el usuario'}, 400
 
 
 # Notice
@@ -130,7 +133,25 @@ class NoticeList(Resource):
         return news_schema.jsonify(my_news)
 
     def post(self):
-        return request.form
+        json_data = request.get_json()
+        if not json_data:
+            return {'message': 'Datos inválidos'}, 400
+        # Validations
+        try:
+            title = json_data['title']
+            url = json_data['url']
+            user_id = json_data['user_id']
+        except Exception as e:
+            return {'message': 'No existen los campos necesarios'}, 400
+        # Save data
+        my_notice = Notice(title=title, url=url, user_id=user_id)
+        db.session.add(my_notice)
+        try:
+            db.session.commit()
+        except Exception as e:
+            db.session.rollback()
+            return {'message': 'No se ha podido guardar la información'}, 500
+        return {'message': 'ok'}, 200
 
 
 @api.route(PRE_URL + 'notice/<int:id>')
@@ -140,13 +161,45 @@ class NewsSingle(Resource):
         my_notice = Notice.query.get(id)
         return notice_schema.jsonify(my_notice)
 
-    def path(self, id):
+    def patch(self, id):
         my_notice = Notice.query.get(id)
-        return notice_schema.jsonify(my_notice)
+        if not my_notice:
+            return {'message': 'No existe la noticia'}, 400
+        json_data = request.get_json()
+        if not json_data:
+            return {'message': 'Datos inválidos'}, 400
+        # Validations
+        try:
+            title = json_data['title']
+            url = json_data['url']
+            user_id = json_data['user_id']
+        except Exception as e:
+            return {'message': 'No existen los campos necesarios'}, 400
+        # Update data
+        my_notice.title = title
+        my_notice.url = url
+        my_notice.user_id = user_id
+        db.session.add(my_notice)
+        try:
+            db.session.commit()
+        except Exception as e:
+            db.session.rollback()
+            return {'message': 'No se ha podido guardar la información'}, 500
+        return {'message': 'ok'}, 200
 
     def delete(self, id):
         my_notice = Notice.query.get(id)
-        return notice_schema.jsonify(my_notice)
+        if my_notice:
+            db.session.delete(my_notice)
+            db.session.commit()
+            try:
+                db.session.commit()
+            except Exception as e:
+                db.session.rollback()
+                return {'message': 'No se ha podido guardar la información'}, 500
+        else:
+            return {'message': 'No existe la noticia'}, 400
+        return {'message': 'ok'}, 200
 
 
 # Comment
@@ -166,4 +219,3 @@ class Comments(Resource):
 # =========================
 if __name__ == '__main__':
     app.run(debug=True if os.environ.get('DEBUG') == 'True' else False)
-
diff --git a/fake_data.py b/fake_data.py
index f497339..0e1f372 100644
--- a/fake_data.py
+++ b/fake_data.py
@@ -25,10 +25,10 @@ print('Users created')
 # Make 1000 fake news
 for num in range(1000):
     title = fake.sentence()
-    link = fake.uri()
+    url = fake.uri()
     user_id = randint(1, 100)
     # Save in database
-    my_notice = Notice(title=title, link=link, user_id=user_id)
+    my_notice = Notice(title=title, url=url, user_id=user_id)
     db.session.add(my_notice)
 
 print('News created')
diff --git a/models.py b/models.py
index b977871..fb7ccf2 100644
--- a/models.py
+++ b/models.py
@@ -50,7 +50,7 @@ class Notice(db.Model):
 
     id = db.Column(db.Integer, primary_key=True)
     title = db.Column(db.String(100))
-    link = db.Column(db.String(500))
+    url = db.Column(db.String(500))
     user_id = db.Column(
         db.Integer, db.ForeignKey('users.id'), nullable=False)
     created_at = db.Column(
@@ -58,7 +58,7 @@ class Notice(db.Model):
 
     # Relations
     user = db.relationship(
-        'User', backref=db.backref('Notice', lazy=True))
+        'User', backref=db.backref('Notice', lazy=True, cascade="all, delete-orphan"))
 
     def __repr__(self):
         return '<Notice Table {0}>'.format(self.title)
@@ -82,9 +82,9 @@ class Comment(db.Model):
 
     # Relations
     user = db.relationship(
-        'User', backref=db.backref('Comment', lazy=True))
+        'User', backref=db.backref('Comment', lazy=True, cascade="all, delete-orphan"))
     notice = db.relationship(
-        'Notice', backref=db.backref('Comment', lazy=True))
+        'Notice', backref=db.backref('Comment', lazy=True, cascade="all, delete-orphan"))
 
     def __repr__(self):
         return '<Comment Table {0}>'.format(self.id)