Scan profiles are used to determine what information a particular scanner will collect. For instance, PDQ Inventory has scan profiles that collect installed applications, hot fixes, registry values, and more (see below).
Available scanners in PDQ Inventory
|Active Directory||Applications||Computer Details|
|Files||Hardware Devices||Hot Fixes|
|Memory Modules||Network Adapters||Printers|
|Users & Groups||Windows Features||WMI|
Shane walks you through this feature in the video below.