Basically, you can see the drivers found on the stack at the time of the crash, a list of all drivers loaded in the kernel or XP style BSOD as it would appear in the crash. You can also create HTML reports to send to your clients.
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The process is simple. You point BSV at a bunch of minidumps, you look at what driver is on the stack - then you upgrade it (oh, look, it's NVIDIA, time to upgrade). Or uninstall it (oh, look, I'm running some daemon tools thing pseudo-driver, to time remove it). Then you see if Windows stops crashing. If not, go to plan B - WinDbg, Driver Verifier, etc.