diff --git a/packages/a770.spec.sql b/packages/a770.spec.sql
index 6bc5522..de03097 100644
--- a/packages/a770.spec.sql
+++ b/packages/a770.spec.sql
@@ -1,15 +1,19 @@
 CREATE OR REPLACE PACKAGE a770 AS
 
+    --
+    -- Authorization roles for this app
+    --
     FUNCTION is_mod_a_user
     RETURN CHAR;
-
-
-
+    --
     FUNCTION is_administrator
     RETURN CHAR;
 
 
 
+    --
+    -- Create user (or not) on first login
+    --
     PROCEDURE create_user (
         in_user_login           users.user_login%TYPE,
         in_user_id              users.user_id%TYPE
@@ -17,6 +21,9 @@ CREATE OR REPLACE PACKAGE a770 AS
 
 
 
+    --
+    -- Override ffor app.create_session
+    --
     PROCEDURE create_session (
         in_user_login           users.user_login%TYPE,
         in_user_id              users.user_id%TYPE
@@ -24,6 +31,9 @@ CREATE OR REPLACE PACKAGE a770 AS
 
 
 
+    --
+    -- Override for app.exit_session
+    --
     PROCEDURE exit_session;
 
 
diff --git a/tables/setting_contexts.sql b/tables/setting_contexts.sql
index 02f3c01..fa83f3e 100644
--- a/tables/setting_contexts.sql
+++ b/tables/setting_contexts.sql
@@ -18,7 +18,7 @@ CREATE TABLE setting_contexts (
 )
 STORAGE (BUFFER_POOL KEEP);
 --
-COMMENT ON TABLE  setting_contexts                      IS 'List of setting_contexts shared through whole app';
+COMMENT ON TABLE  setting_contexts                      IS 'List of contexts for settings overrides';
 --
 COMMENT ON COLUMN setting_contexts.app_id               IS 'Application ID';
 COMMENT ON COLUMN setting_contexts.context_id           IS 'To allow multiple values depending on context value';