TLDR: Microsoft has added size restrictions to Unlimited Archiving (aka Auto-Expanding Archiving). The change will take effect beginning No...

The other when migrating a mailbox from an on-prem Exchange 2013 environment to Exchange Online, I was faced with a RecipientNotFoundPermane...

The old version of this script , used to gather some statistics out of mailboxes, made use of the StorageLimitStatus attribute of mailboxe...

If you are transitioning from Exchange 2007/2010 to Exchange 2013, we will see that the reported size of the mailboxes will increase around...

Exchange 2010 SP1 added a new script called Troubleshoot-DatabaseSpace.ps1 that is used to detect excessive growth of database and log driv...

We all know that, for better or for worse, the way Exchange calculates and sends Quota Messages changed with Exchange 2010 SP1. We also know...

Ever wondered how many items all the mailboxes in your Exchange environment currently have? Getting a weekly count of these, together with t...

What most administrators do when they want to create a mailbox that can be accessed by several users, is create a “normal” mailbox and hand ...