This is a quick but important one.  If you are new to Azure or simply looking for ways to manage cost, improve security, reliability, and performance you need to check out Azure Advisor.  Azure Advisor scans Azure environments and compares current configurations to known best practices.  It also identifies ways to save money in Azure.  This video is a quick walkthrough of the Azure Advisor interface meant as an introduction so you can view recommendations in your own environment.  All under 5 minutes.