Extended "Group" and created all the subgroups to cleanup code as well as make setting "work" values easier.

FFXIVClassic Map Server/actors/group/RetainerGroup.cs

@@ -0,0 +1,29 @@
+using FFXIVClassic_Map_Server.actors.group.work;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FFXIVClassic_Map_Server.actors.group
+{
+    class RetainerGroup : Group
+    {
+        private RetainerWork retainerWork;
+
+        public RetainerGroup(ulong id) : base(id, Group.RetainerGroup, null)
+        {
+            retainerWork = new RetainerWork();            
+        }
+
+        public void setRetainerProperties(int index, byte cdIDOffset, ushort placeName, byte condition, byte level)
+        {
+            if (members.Count >= index)
+                return;
+            retainerWork._memberSave[index].cdIDOffset = cdIDOffset;
+            retainerWork._memberSave[index].placeName = placeName;
+            retainerWork._memberSave[index].conditions = condition;
+            retainerWork._memberSave[index].level = level;
+        }
+    }
+}