# Background Jobs and Parallel Work

Start-ThreadJob runs a script block in the background while you keep working, Get-Job shows its State, and Receive-Job hands over what it printed; ForEach-Object -Parallel does each item in its own runspace, -ThrottleLimit 4 at a time, which resizes 500 photos in a quarter of the time, with $using: to bring in a variable from outside.

![Cheat sheet for the lesson Background Jobs and Parallel Work: Start-ThreadJob runs a script block in the background while you keep working, Get-Job shows its State, and Receive-Job hands over what it printed; ForEach-Object -Parallel does each item in its own runspace, -ThrottleLimit 4 at a time…](https://fsdtrainingmedia.blob.core.windows.net/public/images/2026/11/43d1bed0a96a4734af69dcad1b85e4d8.webp)

- Category: PowerShell
- Level: Freelancer
- Tags: background-job, foreach-object-parallel, operating-system, powershell, receive-job, runspace, start-threadjob
- Updated: November 10, 2026

Source: https://www.ask-codey.com/cheat-sheets/powershell-jobs-cheat-sheet