Everything done on reference machine's disks (drive ID letters, partition order, size and so on) will be the same on each machine that image will be deployed to.

Method Two in my previous post even allows you to customize the default user profile (desktop theme and colours, icon settings, File Explorer view settings, browser home pages and so on). To keep instructions short I left it out from instructions in this thread but this is fully explained in tutorial I mentioned.

Each and every user account created later on will get these by user customized and personalized settings by default if the CopyProfile component in answer file is set to TRUE (see tutorial, Part 4 and Step 10 in Part 5).