// Creates a Dictionary of DGS Servers, using the server name as the key
        private static ServerCollection CreateServerItemList()
        {
            ServerCollection itemDic = new ServerCollection();

            // Get the Server Inventory as a ListItemCollection
            ListItemCollection list = GetServerListItems();

            // Itterate through each item in the list
            foreach (ListItem lItem in list)
            {
                try
                {
                    ServerItem serv = new ServerItem(lItem["Title"].ToString().ToLower());

                    // Get each user in the "Support Staff" field
                    var str = (FieldUserValue[])lItem.FieldValues[_supportStaffField];
                    // Add support staff if it exists
                    if (str != null)
                    {
                        foreach (FieldUserValue user in str)
                        {
                            serv.AddStaff(user.LookupValue);
                        }
                    }

                    // Set the simple text fields
                    serv.BusinessUnit = lItem[_businessUnitField] != null ? (string)lItem[_businessUnitField] : "";
                    serv.ServerType   = lItem[_serverTypeField] != null ? (string)lItem[_serverTypeField] : "";
                    serv.Environment  = lItem[_environmentField] != null ? (string)lItem[_environmentField] : "";

                    // Set the FieldNote value for Server Description
                    string description = lItem[_serverDescriptionField] != null ? lItem.FieldValuesAsText[_serverDescriptionField] : "";

                    // Remove non-ASCII characters from the string
                    description = description.Replace("\n", "");
                    description = Regex.Replace(description, @"[^\u0000-\u007F]", string.Empty);

                    serv.ServerDescription = description;

                    // Add server to the Dictionary
                    if (!itemDic.ContainsKey(serv.ServerName))
                    {
                        itemDic.Add(serv);
                    }
                }
                catch (Exception ex)
                {
                    Console.WriteLine(ex.Message);
                }
            }

            return(itemDic);
        }