diff --git a/MACOS_INSTALL.md b/MACOS_INSTALL.md
index 1432ac1e..caccd92e 100644
--- a/MACOS_INSTALL.md
+++ b/MACOS_INSTALL.md
@@ -164,7 +164,7 @@ When all the dependencies are satisfied, you are all set to start importing your
 Add the following code to your main.py
 from imports.geometry_factory import GeometryFactory
 
-city = GeometryFactory('citygml', 'myfile.gml').city
+city = GeometryFactory('citygml', path='myfile.gml').city
 
 Always remember to push your own project changes as the last thing you do before ending your working day! 
 First, commit your changes by clicking on the green check in the top-right corner of Pycharm. Add a comment 
diff --git a/WINDOWS_INSTALL.md b/WINDOWS_INSTALL.md
index d38e41ec..548497f5 100644
--- a/WINDOWS_INSTALL.md
+++ b/WINDOWS_INSTALL.md
@@ -237,7 +237,7 @@ Add the following code to your main.py
 
 from imports.geometry_factory import GeometryFactory
 
-city = GeometryFactory('citygml', 'myfile.gml').city
+city = GeometryFactory('citygml', path='myfile.gml').city
 ```
 
 9. Always remember to push your own project changes as the last thing you do before ending your working day! 
diff --git a/catalog_factories/greenery_catalog_factory.py b/catalog_factories/greenery_catalog_factory.py
index f9284750..08864c41 100644
--- a/catalog_factories/greenery_catalog_factory.py
+++ b/catalog_factories/greenery_catalog_factory.py
@@ -12,7 +12,7 @@ Catalog = TypeVar('Catalog')
 
 class GreeneryCatalogFactory:
   """
-  GeometryFactory class
+  GreeneryCatalogFactory class
   """
   def __init__(self, file_type, base_path=None):
     if base_path is None:
diff --git a/exports/formats/obj.py b/exports/formats/obj.py
index bf1bee2b..f7237005 100644
--- a/exports/formats/obj.py
+++ b/exports/formats/obj.py
@@ -26,7 +26,7 @@ class Obj(Triangular):
     file_name_out = self._city.name + '_ground.' + self._triangular_format
     file_path_in = (Path(self._path).resolve() / file_name_in).resolve()
     file_path_out = (Path(self._path).resolve() / file_name_out).resolve()
-    scene = GeometryFactory('obj', file_path_in).scene
+    scene = GeometryFactory('obj', path=file_path_in).scene
     scene.rezero()
     obj_file = trimesh.exchange.obj.export_obj(scene)
     with open(file_path_out, 'w') as file:
diff --git a/imports/geometry/gpandas.py b/imports/geometry/gpandas.py
index d716c8cf..12fa4c95 100644
--- a/imports/geometry/gpandas.py
+++ b/imports/geometry/gpandas.py
@@ -40,6 +40,7 @@ class GPandas:
     self._scene = dataframe
     self._scene = self._scene.to_crs(self._srs_name)
     min_x, min_y, max_x, max_y = self._scene.total_bounds
+    print(min_x)
     self._lower_corner = [min_x, min_y, 0]
     self._upper_corner = [max_x, max_y, 0]
 
@@ -58,10 +59,10 @@ class GPandas:
     if self._city is None:
       self._city = City(self._lower_corner, self._upper_corner, self._srs_name)
       for scene_index, bldg in self._scene.iterrows():
-        geometry = bldg.geometry
-        # polygon = ShapelyPoly(geometry['coordinates'][0])
+        geometry = bldg.geom
+        polygon = ShapelyPoly(geometry['coordinates'][0])
         height = float(bldg['height'])
-        building_mesh = trimesh.creation.extrude_polygon(geometry, height)
+        building_mesh = trimesh.creation.extrude_polygon(polygon, height)
         trimesh.repair.fill_holes(building_mesh)
         trimesh.repair.fix_winding(building_mesh)
         year_of_construction = int(bldg['year_built'])
diff --git a/imports/geometry_factory.py b/imports/geometry_factory.py
index 51683847..22b8df8b 100644
--- a/imports/geometry_factory.py
+++ b/imports/geometry_factory.py
@@ -17,7 +17,7 @@ class GeometryFactory:
   """
   GeometryFactory class
   """
-  def __init__(self, file_type, path, data_frame=None):
+  def __init__(self, file_type, path=None, data_frame=None):
     self._file_type = '_' + file_type.lower()
     self._path = path
     self._data_frame = data_frame
@@ -46,7 +46,6 @@ class GeometryFactory:
     """
     if self._data_frame is None:
       self._data_frame = geopandas.read_file(self._path)
-    print( self._data_frame )
     return GPandas(self._data_frame).city
 
   @property
diff --git a/unittests/test_city_merge.py b/unittests/test_city_merge.py
index e1ecaac9..3e087fa0 100644
--- a/unittests/test_city_merge.py
+++ b/unittests/test_city_merge.py
@@ -23,7 +23,7 @@ class TestCityMerge(TestCase):
 
   def _get_citygml(self, file):
     file_path = (self._example_path / file).resolve()
-    city = GeometryFactory('citygml', file_path).city
+    city = GeometryFactory('citygml', path=file_path).city
     self.assertIsNotNone(city, 'city is none')
     return city
 
diff --git a/unittests/test_construction_factory.py b/unittests/test_construction_factory.py
index 6ca15a2c..e6c6dd50 100644
--- a/unittests/test_construction_factory.py
+++ b/unittests/test_construction_factory.py
@@ -26,7 +26,7 @@ class TestConstructionFactory(TestCase):
 
   def _get_citygml(self, file):
     file_path = (self._example_path / file).resolve()
-    self._city = GeometryFactory('citygml', file_path).city
+    self._city = GeometryFactory('citygml', path=file_path).city
     self.assertIsNotNone(self._city, 'city is none')
     return self._city
 
diff --git a/unittests/test_doe_idf.py b/unittests/test_doe_idf.py
index b7eddcf7..0afb40b9 100644
--- a/unittests/test_doe_idf.py
+++ b/unittests/test_doe_idf.py
@@ -27,7 +27,7 @@ class TestBuildings(TestCase):
   def test_doe_idf(self):
     city_file = "../unittests/tests_data/one_building_in_kelowna.gml"
     output_path = Path('../unittests/tests_outputs/').resolve()
-    city = GeometryFactory('citygml', city_file).city
+    city = GeometryFactory('citygml', path=city_file).city
     for building in city.buildings:
       building.year_of_construction = 2006
     ConstructionFactory('nrel', city).enrich()
diff --git a/unittests/test_energy_systems_air_source_hp.py b/unittests/test_energy_systems_air_source_hp.py
index 6f4edad8..ef06a648 100644
--- a/unittests/test_energy_systems_air_source_hp.py
+++ b/unittests/test_energy_systems_air_source_hp.py
@@ -25,7 +25,7 @@ class TestEnergySystemsFactory(TestCase):
     """
     city_file = "../unittests/tests_data/C40_Final.gml"
     self._output_path = "../unittests/tests_data/as_user_output.csv"
-    self._city = GeometryFactory('citygml', city_file).city
+    self._city = GeometryFactory('citygml', path=city_file).city
     EnergySystemsFactory('air source hp', self._city).enrich()
 
   def test_air_source_heat_pump_import(self):
diff --git a/unittests/test_energy_systems_water_to_water_hp.py b/unittests/test_energy_systems_water_to_water_hp.py
index 889f9127..a455834a 100644
--- a/unittests/test_energy_systems_water_to_water_hp.py
+++ b/unittests/test_energy_systems_water_to_water_hp.py
@@ -26,7 +26,7 @@ class TestEnergySystemsFactory(TestCase):
     """
     city_file = "../unittests/tests_data/C40_Final.gml"
     self._output_path = "../unittests/tests_data/w2w_user_output.csv"
-    self._city = GeometryFactory('citygml', city_file).city
+    self._city = GeometryFactory('citygml', path=city_file).city
     EnergySystemsFactory('water to water hp', self._city).enrich()
 
   def test_water_to_water_heat_pump_import(self):
diff --git a/unittests/test_enrichement.py b/unittests/test_enrichement.py
index 6ace72d4..4d8ac187 100644
--- a/unittests/test_enrichement.py
+++ b/unittests/test_enrichement.py
@@ -27,7 +27,7 @@ class TestGeometryFactory(TestCase):
 
   def _get_citygml(self, file):
     file_path = (self._example_path / file).resolve()
-    self._city = GeometryFactory('citygml', file_path).city
+    self._city = GeometryFactory('citygml', path=file_path).city
     self.assertIsNotNone(self._city, 'city is none')
     return self._city
 
diff --git a/unittests/test_exports.py b/unittests/test_exports.py
index 75dc96f0..c33fa715 100644
--- a/unittests/test_exports.py
+++ b/unittests/test_exports.py
@@ -34,7 +34,7 @@ class TestExports(TestCase):
 
   def _get_citygml(self, file):
     file_path = (self._example_path / file).resolve()
-    self._city = GeometryFactory('citygml', file_path).city
+    self._city = GeometryFactory('citygml', path=file_path).city
     self.assertIsNotNone(self._city, 'city is none')
     return self._city
 
diff --git a/unittests/test_geometry_factory.py b/unittests/test_geometry_factory.py
index dc6381d5..580fd207 100644
--- a/unittests/test_geometry_factory.py
+++ b/unittests/test_geometry_factory.py
@@ -30,7 +30,7 @@ class TestGeometryFactory(TestCase):
 
   def _get_citygml(self, file):
     file_path = (self._example_path / file).resolve()
-    self._city = GeometryFactory('citygml', file_path).city
+    self._city = GeometryFactory('citygml', path=file_path).city
     self.assertIsNotNone(self._city, 'city is none')
     return self._city
 
@@ -43,13 +43,13 @@ class TestGeometryFactory(TestCase):
   def _get_obj(self, file):
     # todo: solve the incongruities between city and city_debug
     file_path = (self._example_path / file).resolve()
-    self._city = GeometryFactory('obj', file_path).city
+    self._city = GeometryFactory('obj', path=file_path).city
     self.assertIsNotNone(self._city, 'city is none')
     return self._city
 
   def _get_rhino(self, file):
     file_path = (self._example_path / file).resolve()
-    self._city = GeometryFactory('rhino', file_path).city
+    self._city = GeometryFactory('rhino', path=file_path).city
     self.assertIsNotNone(self._city, 'city is none')
     return self._city
 
@@ -178,7 +178,7 @@ class TestGeometryFactory(TestCase):
     """
     file_path = (self._example_path / 'subway.osm').resolve()
 
-    city = GeometryFactory('osm_subway', file_path).city
+    city = GeometryFactory('osm_subway', path=file_path).city
 
     self.assertIsNotNone(city, 'subway entrances is none')
     self.assertEqual(len(city.city_objects), 20, 'Wrong number of subway entrances')
diff --git a/unittests/test_greenery_catalog.py b/unittests/test_greenery_catalog.py
index 7959b127..efcde06e 100644
--- a/unittests/test_greenery_catalog.py
+++ b/unittests/test_greenery_catalog.py
@@ -1,5 +1,5 @@
 """
-TestGeometryFactory test and validate the city model structure geometric parameters
+Test greenery factory test and validate the greenery construction
 SPDX - License - Identifier: LGPL - 3.0 - or -later
 Copyright © 2022 Concordia CERC group
 Project Coder Guille Gutierrez guillermo.gutierrezmorote@concordia.ca
diff --git a/unittests/test_greenery_in_idf.py b/unittests/test_greenery_in_idf.py
index 216ea390..fe251329 100644
--- a/unittests/test_greenery_in_idf.py
+++ b/unittests/test_greenery_in_idf.py
@@ -27,7 +27,7 @@ class GreeneryInIdf(TestCase):
     city_file = "../unittests/tests_data/one_building_in_kelowna.gml"
     output_path = Path('../unittests/tests_outputs/').resolve()
 
-    city = GeometryFactory('citygml', city_file).city
+    city = GeometryFactory('citygml', path=city_file).city
     for building in city.buildings:
       building.year_of_construction = 2006
     ConstructionFactory('nrel', city).enrich()
@@ -80,7 +80,7 @@ class GreeneryInIdf(TestCase):
       print('With greenery')
       print(f'heating: {heating} MWh/yr, cooling: {cooling} MWh/yr')
 
-    city = GeometryFactory('citygml', city_file).city
+    city = GeometryFactory('citygml', path=city_file).city
     for building in city.buildings:
       building.year_of_construction = 2006
     ConstructionFactory('nrel', city).enrich()
diff --git a/unittests/test_life_cycle_assessment_factory.py b/unittests/test_life_cycle_assessment_factory.py
index 43ba7feb..ef00cd79 100644
--- a/unittests/test_life_cycle_assessment_factory.py
+++ b/unittests/test_life_cycle_assessment_factory.py
@@ -24,28 +24,28 @@ class TestLifeCycleAssessment(TestCase):
 
   def test_fuel(self):
     city_file = "../unittests/tests_data/C40_Final.gml"
-    city = GeometryFactory('citygml', city_file).city
+    city = GeometryFactory('citygml', path=city_file).city
     LifeCycleAssessment('fuel', city).enrich()
     for fuel in city.fuels:
       self.assertTrue(len(city.fuels) > 0)
 
   def test_vehicle(self):
     city_file = "../unittests/tests_data/C40_Final.gml"
-    city = GeometryFactory('citygml', city_file).city
+    city = GeometryFactory('citygml', path=city_file).city
     LifeCycleAssessment('vehicle', city).enrich()
     for vehicle in city.vehicles:
       self.assertTrue(len(city.vehicles) > 0)
 
   def test_machine(self):
     city_file = "../unittests/tests_data/C40_Final.gml"
-    city = GeometryFactory('citygml', city_file).city
+    city = GeometryFactory('citygml', path=city_file).city
     LifeCycleAssessment('machine', city).enrich()
     for machine in city.machines:
       self.assertTrue(len(city.machines) > 0)
 
   def test_material(self):
     city_file = "../unittests/tests_data/C40_Final.gml"
-    city = GeometryFactory('citygml', city_file).city
+    city = GeometryFactory('citygml', path=city_file).city
     LifeCycleAssessment('material', city).enrich()
     for material in city.lca_materials:
       self.assertTrue(len(city.lca_materials) > 0)
diff --git a/unittests/test_schedules_factory.py b/unittests/test_schedules_factory.py
index 85a3c45d..3d7f5180 100644
--- a/unittests/test_schedules_factory.py
+++ b/unittests/test_schedules_factory.py
@@ -28,7 +28,7 @@ class TestSchedulesFactory(TestCase):
 
   def _get_citygml(self, file):
     file_path = (self._example_path / file).resolve()
-    _city = GeometryFactory('citygml', file_path).city
+    _city = GeometryFactory('citygml', path=file_path).city
     for building in _city.buildings:
       building.year_of_construction = 2006
     ConstructionFactory('nrel', _city).enrich()
diff --git a/unittests/test_usage_factory.py b/unittests/test_usage_factory.py
index 15138579..f4feb04c 100644
--- a/unittests/test_usage_factory.py
+++ b/unittests/test_usage_factory.py
@@ -26,7 +26,7 @@ class TestUsageFactory(TestCase):
 
   def _get_citygml(self, file):
     file_path = (self._example_path / file).resolve()
-    self._city = GeometryFactory('citygml', file_path).city
+    self._city = GeometryFactory('citygml', path=file_path).city
     self.assertIsNotNone(self._city, 'city is none')
     return self._city