diff --git a/bd_api/apps/api/v1/models.py b/bd_api/apps/api/v1/models.py
index 569cfda8..b630286d 100644
--- a/bd_api/apps/api/v1/models.py
+++ b/bd_api/apps/api/v1/models.py
@@ -243,6 +243,20 @@ def clean(self) -> None:
                 "'information_request', 'column', 'key', 'analysis' must be set."
             )
 
+    def has_area_intersection(self, other: "Coverage"):
+        if not self.area:
+            return True
+        if not other.area:
+            return True
+        if self.area.name.startswith(other.area.name):
+            return True
+        if other.area.name.startswith(self.area.name):
+            return True
+        return False
+
+    def has_datetime_intersection(self, other: "Coverage"):
+        ...
+
 
 class License(BaseModel):
     """License model"""
@@ -1122,7 +1136,7 @@ def get_graphql_full_coverage(self):
     def neighbors(self):
         """Similiar tables and columns
         - Tables and columns with similar directories
-        - Tables and columns with similar coverages or tags (WIP)
+        - Tables and columns with similar coverages or tags
         """
         all_neighbors = []
         for column in self.columns.all():
@@ -1153,6 +1167,13 @@ def last_updated_at(self):
     def get_graphql_last_updated_at(self):
         return self.last_updated_at
 
+    def has_directory_intersection(self, other: "Table"):
+        for cola in self.columns.filter(directory_primary_key__isnull=False).all():
+            for colb in other.columns.filter(directory_primary_key__isnull=False).all():
+                if cola.has_directory_intersection(colb):
+                    return True
+        return False
+
     def clean(self):
         """
         Clean method for Table model
@@ -1384,6 +1405,11 @@ def get_graphql_neighbors(self) -> list[dict]:
             )
         return get_unique_list(all_neighbors)
 
+    def has_directory_intersection(self, other: "Column"):
+        if self.directory_primary_key == other.directory_primary_key:
+            return True
+        return False
+
 
 class ColumnOriginalName(BaseModel):
     """Model definition for ColumnOriginalName."""