In this section, we'll discuss the settings that are needed to configure the auditing feature to meet your requirements.
There are three steps required to configure auditing in Microsoft Dynamics CRM 2011:
Auditing is turned off by default and you must start the auditing feature if you need to track changes in the CRM records. You can also stop the auditing feature, if you need to.
To start or stop the organization-level auditing, follow these steps:
In the navigation pane, click on Settings.
In the System group, click on Auditing.
Click on Global Audit Settings.
Under the Auditing tab in the System Settings pop-up window, check the Start Auditing checkbox to start auditing or uncheck the Start Auditing checkbox to stop auditing.
Optionally, check or uncheck the Common Entities checkbox to start or stop the entity-level auditing...