diff --git a/src/app/configs/authRoles.js b/src/app/configs/authRoles.js
deleted file mode 100644
index 5159ed3..0000000
--- a/src/app/configs/authRoles.js
+++ /dev/null
@@ -1,11 +0,0 @@
-/**
- * Authorization Roles
- */
-const authRoles = {
-  admin: ['admin'],
-  staff: ['admin', 'staff'],
-  user: ['admin', 'staff', 'user'],
-  onlyGuest: [],
-};
-
-export default authRoles;
diff --git a/src/app/configs/consts.js b/src/app/configs/consts.js
new file mode 100644
index 0000000..4755ddf
--- /dev/null
+++ b/src/app/configs/consts.js
@@ -0,0 +1,19 @@
+export const STATISTICS_MODES = {
+  positive: 'positive',
+  extra_positive: 'extra_positive',
+  negative: 'negative',
+  extra_negative: 'extra_negative',
+};
+
+export const PROPERTIES_LAYOUTS = {
+  list: 'list',
+  grid: 'grid',
+};
+
+// Authorization Roles
+export const authRoles = {
+  admin: ['admin'],
+  staff: ['admin', 'staff'],
+  user: ['admin', 'staff', 'user'],
+  onlyGuest: [],
+};
diff --git a/src/app/main/authPages/forgot-password/ForgotPasswordConfig.js b/src/app/main/authPages/forgot-password/ForgotPasswordConfig.js
index 338b1f6..7afb9f9 100644
--- a/src/app/main/authPages/forgot-password/ForgotPasswordConfig.js
+++ b/src/app/main/authPages/forgot-password/ForgotPasswordConfig.js
@@ -1,7 +1,7 @@
 import i18next from 'i18next';
 
 import ForgotPasswordPage from './ForgotPasswordPage';
-import authRoles from '../../../configs/authRoles';
+import authRoles from '../../../configs/consts';
 import en from './i18n/en';
 
 i18next.addResourceBundle('en', 'forgotPasswordPage', en);
diff --git a/src/app/main/authPages/sign-in/SignInConfig.js b/src/app/main/authPages/sign-in/SignInConfig.js
index 8f48632..9eb269a 100644
--- a/src/app/main/authPages/sign-in/SignInConfig.js
+++ b/src/app/main/authPages/sign-in/SignInConfig.js
@@ -1,7 +1,7 @@
 import i18next from 'i18next';
 
 import SignInPage from './SignInPage';
-import authRoles from '../../../configs/authRoles';
+import authRoles from '../../../configs/consts';
 import en from './i18n/en';
 
 i18next.addResourceBundle('en', 'signInPage', en);
diff --git a/src/app/main/authPages/sign-up/SignUpConfig.js b/src/app/main/authPages/sign-up/SignUpConfig.js
index 1fdf098..052a66a 100644
--- a/src/app/main/authPages/sign-up/SignUpConfig.js
+++ b/src/app/main/authPages/sign-up/SignUpConfig.js
@@ -1,7 +1,7 @@
 import i18next from 'i18next';
 
 import SignUpPage from './SignUpPage';
-import authRoles from '../../../configs/authRoles';
+import authRoles from '../../../configs/consts';
 import en from './i18n/en';
 
 i18next.addResourceBundle('en', 'signUpPage', en);
diff --git a/src/app/main/navigationPages/dashboard/DashboardConfig.js b/src/app/main/navigationPages/dashboard/DashboardConfig.js
index 1c860bb..f55be05 100644
--- a/src/app/main/navigationPages/dashboard/DashboardConfig.js
+++ b/src/app/main/navigationPages/dashboard/DashboardConfig.js
@@ -1,6 +1,6 @@
 import i18next from 'i18next';
 
-import authRoles from '../../../configs/authRoles';
+import authRoles from '../../../configs/consts';
 import Dashboard from './Dashboard';
 import en from './i18n/en';
 
diff --git a/src/app/main/navigationPages/favorites/FavoritesConfig.js b/src/app/main/navigationPages/favorites/FavoritesConfig.js
index 9ca4e89..9b24b83 100644
--- a/src/app/main/navigationPages/favorites/FavoritesConfig.js
+++ b/src/app/main/navigationPages/favorites/FavoritesConfig.js
@@ -1,7 +1,7 @@
 import { lazy } from 'react';
 import i18next from 'i18next';
 
-import authRoles from '../../../configs/authRoles';
+import authRoles from '../../../configs/consts';
 import en from './i18n/en';
 
 i18next.addResourceBundle('en', 'favoritesPage', en);
diff --git a/src/app/main/navigationPages/history/HistoryConfig.js b/src/app/main/navigationPages/history/HistoryConfig.js
index 7191c84..c6c5573 100644
--- a/src/app/main/navigationPages/history/HistoryConfig.js
+++ b/src/app/main/navigationPages/history/HistoryConfig.js
@@ -1,7 +1,7 @@
 import { lazy } from 'react';
 import i18next from 'i18next';
 
-import authRoles from '../../../configs/authRoles';
+import authRoles from '../../../configs/consts';
 import en from './i18n/en';
 
 i18next.addResourceBundle('en', 'historyPage', en);
diff --git a/src/app/main/navigationPages/profile/ProfileConfig.js b/src/app/main/navigationPages/profile/ProfileConfig.js
index 349dd6f..065762f 100644
--- a/src/app/main/navigationPages/profile/ProfileConfig.js
+++ b/src/app/main/navigationPages/profile/ProfileConfig.js
@@ -1,7 +1,7 @@
 import { lazy } from 'react';
 import i18next from 'i18next';
 
-import authRoles from '../../../configs/authRoles';
+import authRoles from '../../../configs/consts';
 import en from './i18n/en';
 
 i18next.addResourceBundle('en', 'profilePage', en);