diff --git a/config/adapter.yml b/config/adapter.yml
index ccf6943..d1bf8b5 100644
--- a/config/adapter.yml
+++ b/config/adapter.yml
@@ -1,6 +1,8 @@
 ---
+# Connecto to GK API
 address: sp.int3.sonata-nfv.eu
 port: 5600
+
 api_ver: /api/v1
 
 public_key_path: /public-key
diff --git a/config/catalogue_token.json b/config/catalogue_token.json
new file mode 100644
index 0000000..c517b9f
--- /dev/null
+++ b/config/catalogue_token.json
@@ -0,0 +1 @@
+eyJhbGciOiJSUzI1NiIsInR5cCIgOiAiSldUIiwia2lkIiA6ICJacXBqN0NXLUg5OW1abm1aUDJVZi1mM3oyNFFMcXc4MWtTazcyTE81a1o0In0.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.mcGJokXc5KomW_UaMozkK0maChXRfMqr3C7r_sm45rpcSFk0h7MXlvzSmZs3kCdZdu6DCrPu62v5FK1pZZeAcTA-lLCErt2NZ_tdI4HkuGPiisoK9v1Rdiao7XvTwGqNBbaL4iwNmg0RhXu-pxGqo3PyrKjZ9Qg_XIMpsKPk7B502JNfDx3ovwnyMmeIweZaG7mfEivbeg4EI3OGkQNjzWLkNK3d5wj-Fhgd3p0xAr_dl4jdvBhgdn4fxxri7yqd9t-wFAeghTfOgFBhXkMtBABndu5MZ9DRHt2PM3p4HwodcM67YHSpLY5ekoR8xYPjSiqhLwehhaQDZVNudNv2Tg
diff --git a/helpers/sonata.rb b/helpers/sonata.rb
index 0e0acc4..3dcdde0 100644
--- a/helpers/sonata.rb
+++ b/helpers/sonata.rb
@@ -124,6 +124,7 @@ def register_service(address, port, api_ver, path)
     else
       #raise 'Error: registration failure'
       return false
+
   end
 end
 
diff --git a/models/catalogue_models.rb b/models/catalogue_models.rb
index 0c5663b..465f2ea 100644
--- a/models/catalogue_models.rb
+++ b/models/catalogue_models.rb
@@ -150,16 +150,18 @@ class FileContainer
   field :username, type: String
 end
 
-# Sonata class for Catalogue Services
-# class Vnf_Ns_map ## Temporary name
-#  include Mongoid::Document
-#  include Mongoid::Timestamps
-#  include Mongoid::Pagination
-#  include Mongoid::Attributes::Dynamic
-#  store_in session: 'map_db'
-
-#  field :vendor, type: String
-#  field :name, type: String
-#  field :version, type: String
-#  validates :vendor, :name, :version, :presence => true
-# end
\ No newline at end of file
+# Sonata class for Catalogue Element Dependencies
+class Dependencies_mapping ## Temporary name
+  include Mongoid::Document
+  include Mongoid::Timestamps
+  include Mongoid::Pagination
+  include Mongoid::Attributes::Dynamic
+  store_in session: 'mapping_db'
+
+  field :son_package_uuid, type: String
+  field :pd, type: String
+  field :nsds, type: String
+  field :vnfds, type: String
+  field :deps, type: string
+  validates :son_package_uuid, :pd, :nsds, :vnfds, :presence => true
+end
diff --git a/routes/catalogue_pd.rb b/routes/catalogue_pd.rb
index f54585f..5ba2c94 100644
--- a/routes/catalogue_pd.rb
+++ b/routes/catalogue_pd.rb
@@ -1120,8 +1120,11 @@ class CatalogueV2 < SonataCatalogue
       rescue Mongoid::Errors::DocumentNotFound => e
         json_error 404, "The PD Vendor #{keyed_params[:vendor]}, Name #{keyed_params[:name]}, Version #{keyed_params[:version]} does not exist"
       end
-      logger.debug "Catalogue: leaving DELETE /api/v2/packages?#{query_string}\" with PD #{pks}"
+
+      # TODO: Implement Intelligent DELETE feature
+
       pks.destroy
+      logger.debug "Catalogue: leaving DELETE /api/v2/packages?#{query_string}\" with PD #{pks}"
       halt 200, 'OK: PD removed'
     end
     logger.debug "Catalogue: leaving DELETE /api/v2/packages?#{query_string} with 'No PD Vendor, Name, Version specified'"
@@ -1142,8 +1145,11 @@ class CatalogueV2 < SonataCatalogue
         logger.error e
         json_error 404, "The PD ID #{params[:id]} does not exist" unless pks
       end
-      logger.debug "Catalogue: leaving DELETE /api/v2/packages/#{params[:id]}\" with PD #{pks}"
+
+      # TODO: Implement Intelligent DELETE feature
+
       pks.destroy
+      logger.debug "Catalogue: leaving DELETE /api/v2/packages/#{params[:id]}\" with PD #{pks}"
       halt 200, 'OK: PD removed'
     end
     logger.debug "Catalogue: leaving DELETE /api/v2/packages/#{params[:id]} with 'No PD ID specified'"
diff --git a/routes/catalogue_sonp.rb b/routes/catalogue_sonp.rb
index b4b0fc2..743cf2b 100644
--- a/routes/catalogue_sonp.rb
+++ b/routes/catalogue_sonp.rb
@@ -429,6 +429,15 @@ class CatalogueV2 < SonataCatalogue
     end
     logger.debug "Catalogue: leaving POST /api/v2/son-packages/ with #{grid_file.id}"
     response = {"uuid" => sonp_id}
+
+    # TODO: BEFORE SENDING BACK RESPONSE, A DEPENDENCIES MAPPING DOCUMENT MUST BE BUILT AND SAVED IN THE CATALOGUE
+    #
+    # TODO: CALL METHOD OR IMPLEMENT LOGICS HERE
+    # Requirements:
+    # sonp_id, pd_name.trio, nsds_name.trio, vnfds_name.trio
+    #
+    #
+
     # halt 201, grid_file.id.to_json
     halt 201, {'Content-type' => 'application/json'}, response.to_json
   end