Looking for recommendation I am a non IT background, my recent projects uses PowerShell for a lot of SQL Server administration. I would like to start from absolute zero, and learn to use and code the Windows PowerShell as it was meant to be used. I am looking for a good book for beginners or other materials? Thoughts?
Check out these article series on SQLServerCentral.com:

Stairway to Server Management Objects (SMO)

Stairway to SQL PowerShell

These are a series of articles that provide great foundational skills right through to some advanced concepts and practises with specific focus on SQL Server and SMO.