This document provides an overview of common license compliance issues encountered with Oracle databases. It discusses issues related to understanding license entitlements, hardware infrastructure, software installations, and software configuration. Specifically, it notes that license entitlements are defined in multiple documents that must be understood and maintained. It also highlights issues such as incorrectly counting processors, non-compliance with virtualization policies, installing incorrect database editions, and failing to maintain supported database releases. The document aims to help users properly handle their Oracle database licenses.