Creating and applying retention label policies
Before we jump into creating and applying retention label policies, we must cover the principles of retentions policies, which are described in the following diagram:
Figure 10.1 – The principles of retention in Microsoft 365
- Retention always wins over deletion: Suppose that one retention policy states that Exchange emails are to be deleted after 3 years, but another policy states that Exchange emails are to be retained for 5 years and then deleted. Under these circumstances, any content that reaches 3 years of age will be deleted and hidden from the user, but still retained in the
Recoverable Itemsfolder until the content reaches the 5-year retention period. After 5 years, the item would be permanently deleted. Content retained by one policy cannot be permanently deleted by another policy. - Longest retention period wins: If any content is subject to multiple policies as regards the retention of...
