Ooh, I think I'll indulge in another one (I'm just coming to terms with the fact that I'm a bit of a branding follower and closet trainspotter all in one..)
ScotRail
From British Rail to early nineties (under National Express):
Bit of a spruce up:
and a paint of the trains (rather nice):
Oops, lost the franchise to First (or Worst if you prefer) who 'created' this:
and repainted about one train for their launch:
with most others in the old colours with squint First stickers covering up the logo, or just in limbo, running about like:
I liked NX's brand and little logo, but First have totally eradicated it nearly everywhere. But even they can't get the little

logos out of the train interior carpets.