Reflashing with Scanmatik 2 Pro, PCM Flash

Does anyone have any experience reflashing with Scanmatik 2 Pro and PCM Flash, that would care to share what they learned?

What do you want to Know? (Assuming you're referring to Genuine products)

Pcmflash is a programming loader that allows programming of supports various ecus, They are purchased on an as-need basis.

Scanmatik 2 is a J2534 pass-thru device, It supports most protocols, including heavy vehicle protocols and most OEM online programming.

Scanmatik also has the ability to allow bench programming( With the addition of a breakout harness ), it can auto-switch power and Simulate the signals that are required for service mode.