public void CreateMailbox(UsersObject user)
        {
            CPDatabase         database   = null;
            ExchangePowershell powershell = null;

            CloudPanelTransaction transaction = new CloudPanelTransaction();

            try
            {
                database = new CPDatabase();

                // Get the user from the database
                var foundUser = (from u in database.Users
                                 where u.UserPrincipalName == user.UserPrincipalName
                                 select u).FirstOrDefault();

                powershell = new ExchangePowershell(StaticSettings.ExchangeURI, StaticSettings.Username, StaticSettings.DecryptedPassword, StaticSettings.ExchangeUseKerberos, StaticSettings.PrimaryDC);

                // Get the selected mailbox plan
                MailboxPlanObject mailboxPlan = GetMailboxPlan(user.MailboxPlan);

                // Create new mailbox and register transaction
                powershell.NewMailbox(user);
                transaction.NewMailbox(user.UserPrincipalName);

                // Update the mailbox values
                powershell.UpdateMailbox(user, mailboxPlan);
                powershell.UpdateCASMailbox(user, mailboxPlan);

                // Set litigation hold settings if enabled for litigation hold
                if (user.LitigationHoldEnabled)
                {
                    powershell.NewLitigationHold(user.UserPrincipalName, user.LitigationHoldComment, user.LitigationHoldUrl, user.LitigationHoldDuration);
                }

                // Set archive settings if enabled for archiving
                if (user.ArchivingEnabled && user.ArchivePlan > 0)
                {
                    powershell.NewArchiveMailbox(user);
                    // Set quota on archive
                }

                foundUser.Email           = user.PrimarySmtpAddress;
                foundUser.MailboxPlan     = user.MailboxPlan;
                foundUser.AdditionalMB    = user.SetMailboxSizeInMB - mailboxPlan.MailboxSizeInMB;
                foundUser.ExchArchivePlan = user.ArchivePlan;
                database.SaveChanges();
            }
            catch (Exception ex)
            {
                this.logger.Error("Error creating mailbox for " + user.UserPrincipalName, ex);
                ThrowEvent(AlertID.FAILED, ex.Message);

                transaction.RollBack();
            }
            finally
            {
                if (powershell != null)
                {
                    powershell.Dispose();
                }

                if (database != null)
                {
                    database.Dispose();
                }
            }
        }