diff --git a/src/music_kraken/objects/collection.py b/src/music_kraken/objects/collection.py
index f066103..700d961 100644
--- a/src/music_kraken/objects/collection.py
+++ b/src/music_kraken/objects/collection.py
@@ -60,7 +60,7 @@ class Collection:
         if unified in self._by_attribute[name]:
             return self._by_attribute[name][unified]
 
-    def append(self, element: SourceAttribute):
+    def append(self, element: SourceAttribute, merge_on_conflict: bool = True):
         if type(element) is not self.element_type and self.element_type is not None:
             raise TypeError(f"{type(element)} is not the set type {self.element_type}")
 
diff --git a/src/music_kraken/objects/parents.py b/src/music_kraken/objects/parents.py
index 9f219dc..74819ff 100644
--- a/src/music_kraken/objects/parents.py
+++ b/src/music_kraken/objects/parents.py
@@ -7,6 +7,9 @@ from ..utils.shared import (
 
 
 class DatabaseObject:
+    COLLECTION_ATTRIBUTES: tuple = tuple()
+    SIMPLE_ATTRIBUTES: tuple = tuple()
+    
     def __init__(self, _id: str = None, dynamic: bool = False, **kwargs) -> None:
         if _id is None and not dynamic:
             """
@@ -20,6 +23,9 @@ class DatabaseObject:
         self.id: Optional[str] = _id
 
         self.dynamic = dynamic
+        
+    def merge(self, other, override: bool = False):
+        for collection in 
 
 
 class MainObject(DatabaseObject):
@@ -33,6 +39,7 @@ class MainObject(DatabaseObject):
     It has all the functionality of the "DatabaseObject" (it inherits from said class)
     but also some added functions as well.
     """
+    
     def __init__(self, _id: str = None, dynamic: bool = False, **kwargs):
         super().__init__(_id=_id, dynamic=dynamic, **kwargs)