diff --git a/src/constants/calendar-options.js b/src/constants/calendar-options.js
new file mode 100644
index 00000000..a6f7b363
--- /dev/null
+++ b/src/constants/calendar-options.js
@@ -0,0 +1,8 @@
+const calendarOptions = {
+    ICAL: 'iCal',
+    GOOGLE: 'Google',
+    OUTLOOK: 'Outlook',
+    OUTLOOKCOM: 'Outlook.com',
+    YAHOO: 'Yahoo'
+};
+export default { calendarOptions };
diff --git a/src/constants/calendar-status.js b/src/constants/calendar-status.js
new file mode 100644
index 00000000..f57865f0
--- /dev/null
+++ b/src/constants/calendar-status.js
@@ -0,0 +1,7 @@
+const calendarStatus = {
+    FREE: 'Free',
+    BUSY: 'Busy',
+    TENTATIVE: 'Tentative',
+    OUT_OF_THE_OFFICE: 'OutOfTheOffice'
+};
+export default { calendarStatus };
diff --git a/src/constants/service-type.js b/src/constants/service-type.js
new file mode 100644
index 00000000..26b4bbb4
--- /dev/null
+++ b/src/constants/service-type.js
@@ -0,0 +1,6 @@
+const serviceType = {
+    REPLACEMENT: 'replacement',
+    REPAIR: 'repair',
+    REPLACEMENT_AND_RECALIBRATION: 'replacement and recalibration'
+};
+export default { serviceType };