diff --git a/app/AnimalShelter.py b/app/AnimalShelter.py
index 62fd6fd..1f696f7 100644
--- a/app/AnimalShelter.py
+++ b/app/AnimalShelter.py
@@ -56,4 +56,37 @@ class AnimalShelter(object):
                 data = self.collection.find(criteria)
                 return data
             except Exception as e:
-                raise Exception(f"Error: {e}")
\ No newline at end of file
+                raise Exception(f"Error: {e}")
+
+    def update(self, *args, **kwargs):
+        criteria = kwargs.get('criteria', None)
+        update_one = kwargs.get('once', False)
+        update_type = kwargs.get('update_type', None)
+        data = kwargs.get('data', None)
+
+
+        if update_one:
+            try:
+                self.collection.update_one(criteria, {f'${update_type}': data})
+            except Exception as e:
+                raise Exception(f"Error: {e}")
+        else:
+            try:
+                self.collection.update_many(criteria, {f'${update_type}': data})
+            except Exception as e:
+                raise Exception(f'Error: {e}')
+
+    def delete(self, *args, **kwargs):
+        criteria = kwargs.get('criteria', None)
+        delete_one = kwargs.get('once', False)
+
+        if delete_one:
+            try:
+                self.collection.delete_one(criteria)
+            except Exception as e:
+                raise Exception(f'Error: {e}')
+        else:
+            try:
+                self.collection.delete_many(criteria)
+            except Exception as e:
+                raise Exception(f'Error: {e}')
\ No newline at end of file
diff --git a/app/main.py b/app/main.py
index e3f648f..d190847 100644
--- a/app/main.py
+++ b/app/main.py
@@ -1,29 +1,10 @@
 from AnimalShelter import AnimalShelter
 test = AnimalShelter()
 
-test_criteria = {"breed": "Pit Bull Mix"}
+test_criteria = {"breed": "Protogen"}
 test_data = test.read(criteria=test_criteria)
 
 for object in test_data:
     print(object)
 
-test_data = {
-  'rec_num': 10001,
-  'age_upon_outcome': '3 years',
-  'animal_id': 'FA69420',
-  'animal_type': 'Furry',
-  'breed': 'Protogen',
-  'color': 'Purple',
-  'date_of_birth': '1999-12-25',
-  'datetime': '2019-10-11 10:03:00',
-  'monthyear': '2019-10-11T10:03:00',
-  'name': '*Brex',
-  'outcome_subtype': 'Foster',
-  'outcome_type': 'Adoption',
-  'sex_upon_outcome': 'Male i think',
-  'location_lat': 30.7118766251975,
-  'location_long': -97.2999365773623,
-  'age_upon_outcome_in_weeks': 558.059821428571
-}
-
-test.create(test_data)
\ No newline at end of file
+test.delete(criteria={"breed": "Protogen"}, once=True)
\ No newline at end of file
diff --git a/docker-compose.yaml b/docker-compose.yaml
index d6c19ed..8ba965f 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -1,5 +1,6 @@
 services:
   app:
+    command: sh -c "while true; do echo hello; sleep 2; done"
     build:
       context: .
       dockerfile: Dockerfile