diff --git a/OlympusServices/app/src/main/java/com/uottawa/olympus/olympusservices/ServiceProvider.java b/OlympusServices/app/src/main/java/com/uottawa/olympus/olympusservices/ServiceProvider.java
index f9c2271..8836b9f 100644
--- a/OlympusServices/app/src/main/java/com/uottawa/olympus/olympusservices/ServiceProvider.java
+++ b/OlympusServices/app/src/main/java/com/uottawa/olympus/olympusservices/ServiceProvider.java
@@ -15,6 +15,14 @@ public class ServiceProvider extends UserType {
     //Field for list of services that service provider offers.
     private List<Service> services;
     //Field for array of availabilities
+    /*
+    DO NOT CHANGE THIS ARRAY. The 2D array size is hard coded such that the first array has a size
+    of 7 and the array inside has an array size of 4. The array is setup such that the index represent a day of the
+    week. Monday is 0, Tuesday is 1, Wednesday is 2, Thursday is 3, Friday is 4, Saturday is 5,
+    Sunday is 6. so, [Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday]. Inside each of
+    the arrays there is a another array containing int values such that index 0,1,2,3 is startHour,
+    startMin, endHour, endMin respectively.
+     */
     private int[][] availabilities;