Everyone has a list of options they like.
With leather I do love the heated seats, leaving the house at 730 everyday my bum and back are nice and warm, it also helpa a little with my back problem as well warming it up.
My must haves
DAB (absolute radio)
Xeons (should have got the adaptive)
Waste to me
Sat Nav (have route 66 on my android)
Current 420d M Sport
Previous 320d M Sport F30
318 M Sport E90