diff --git a/packages/a770.spec.sql b/packages/a770.spec.sql
index 3d2454e..6bc5522 100644
--- a/packages/a770.spec.sql
+++ b/packages/a770.spec.sql
@@ -1,7 +1,42 @@
 CREATE OR REPLACE PACKAGE a770 AS
 
+    FUNCTION is_mod_a_user
+    RETURN CHAR;
+
+
+
     FUNCTION is_administrator
     RETURN CHAR;
 
+
+
+    PROCEDURE create_user (
+        in_user_login           users.user_login%TYPE,
+        in_user_id              users.user_id%TYPE
+    );
+
+
+
+    PROCEDURE create_session (
+        in_user_login           users.user_login%TYPE,
+        in_user_id              users.user_id%TYPE
+    );
+
+
+
+    PROCEDURE exit_session;
+
+
+
+    FUNCTION get_page_name (
+        in_page_name            apex_application_pages.page_name%TYPE
+    )
+    RETURN VARCHAR2;
+
+
+
+    FUNCTION get_env_name
+    RETURN VARCHAR2;
+
 END;
 /
diff --git a/packages/a770.sql b/packages/a770.sql
index 594851e..2d7ebbb 100644
--- a/packages/a770.sql
+++ b/packages/a770.sql
@@ -1,5 +1,33 @@
 CREATE OR REPLACE PACKAGE BODY a770 AS
 
+    FUNCTION is_mod_a_user
+    RETURN CHAR AS
+        is_valid                CHAR;
+    BEGIN
+        --is_valid := SUBSTR(sett.get_test_a(), 1, 1);
+
+        IF app.is_developer() THEN
+            RETURN 'Y';
+        END IF;
+        --
+        SELECT 'Y' INTO is_valid
+        FROM user_roles u
+        JOIN roles r
+            ON r.app_id         = u.app_id
+            AND r.role_id       = u.role_id
+        WHERE u.app_id          = app.get_app_id()
+            AND u.user_id       = app.get_user_id()
+            AND u.role_id       = app.get_caller_name()
+            AND r.is_active     = 'Y';
+        --
+        RETURN is_valid;
+    EXCEPTION
+    WHEN NO_DATA_FOUND THEN
+        RETURN 'N';
+    END;
+
+
+
     FUNCTION is_administrator
     RETURN CHAR AS
         is_valid                CHAR;
@@ -24,5 +52,145 @@ CREATE OR REPLACE PACKAGE BODY a770 AS
         RETURN 'N';
     END;
 
+
+
+    PROCEDURE create_user (
+        in_user_login           users.user_login%TYPE,
+        in_user_id              users.user_id%TYPE
+    ) AS
+        PRAGMA AUTONOMOUS_TRANSACTION;
+        --
+        rec                     users%ROWTYPE;
+    BEGIN
+        app.log_module_json (
+            'user_login',   in_user_login,
+            'user_id',      in_user_id
+        );
+        --
+        -- @TODO: app.create_user(rec)
+        --
+        rec.user_id         := in_user_id;
+        rec.user_login      := in_user_login;
+        rec.user_name       := NULL;
+        rec.is_active       := 'Y';
+        rec.updated_by      := app.get_user_id();
+        rec.updated_at      := SYSDATE;
+        --
+        BEGIN
+            INSERT INTO users VALUES rec;
+        EXCEPTION
+        WHEN DUP_VAL_ON_INDEX THEN
+            NULL;
+        END;
+        --
+        /*
+        BEGIN
+            INSERT INTO user_roles (user_id, role_id, is_active, updated_by, updated_at)
+            VALUES (
+                in_user_id,
+                'USER',
+                'Y',
+                in_user_name,
+                SYSDATE
+            );
+        EXCEPTION
+        WHEN DUP_VAL_ON_INDEX THEN
+            NULL;
+        END;
+        */
+        --
+        COMMIT;
+        --
+        app.log_success();
+    EXCEPTION
+    WHEN app.app_exception THEN
+        RAISE;
+    WHEN OTHERS THEN
+        app.raise_error();
+    END;
+
+
+
+    PROCEDURE create_session (
+        in_user_login           users.user_login%TYPE,
+        in_user_id              users.user_id%TYPE
+    )
+    AS
+    BEGIN
+        --app.log_module();
+        --
+        IF app.get_page_id() = 9999 THEN    -- only for login page
+            a770.create_user (
+                in_user_login   => in_user_login,
+                in_user_id      => in_user_id
+            );
+        END IF;
+        --
+        --app.log_success();
+    EXCEPTION
+    WHEN app.app_exception THEN
+        RAISE;
+    WHEN OTHERS THEN
+        app.raise_error();
+    END;
+
+
+
+    PROCEDURE exit_session
+    AS
+    BEGIN
+        --app.log_module();
+        --
+        NULL;
+        --
+        --app.log_success();
+    EXCEPTION
+    WHEN app.app_exception THEN
+        RAISE;
+    WHEN OTHERS THEN
+        app.raise_error();
+    END;
+
+
+
+    FUNCTION get_env_name
+    RETURN VARCHAR2 AS
+        out_name VARCHAR2(4000);
+    BEGIN
+        out_name := 'Environment: ' || 'DEV';  -- retrieve value from settings
+        --
+        IF app.is_developer() THEN
+            -- details for developers
+            SELECT
+                'Oracle APEX: '     || a.version_no     || CHR(10) ||
+                'Oracle Database: ' || p.version_full   || CHR(10) ||
+                out_name
+            INTO out_name
+            FROM apex_release a
+            CROSS JOIN product_component_version p;
+        END IF;
+        --
+        RETURN app.get_icon('fa-window-bookmark', out_name);
+    END;
+
+
+
+    FUNCTION get_page_name (
+        in_page_name            apex_application_pages.page_name%TYPE
+    )
+    RETURN VARCHAR2
+    AS
+    BEGIN
+        RETURN in_page_name;
+        /*
+        RETURN REPLACE(REPLACE(REPLACE(REPLACE(in_page_name,
+            '${DATE}',          a100.get_date_str()),
+            '${USER_NAME}',     app.get_user_id()),
+            '${ENV_NAME}',      'D'),--app.get_env_name()),
+            '${LOGOUT}',        '<span class="fa fa-coffee"></span>'  -- app.get_logout_label
+        );
+        */
+    END;
+
 END;
 /