Just in case the producers are reading this.
What do you want to see in BB4?
Bars - Yes or No
Den or other private area - Yes or No
Housemate coming in late - Yes or No
Music playing on exit - Yes or No
Pets - Yes or No
Musical Instruments - Yes or No
Housemates get books and magazines - Yes or No
Arguments - Yes or No
Booze - Lots, Some or Teetotal
Romance - Yes or No
Housemates that go for media careers afterwards or not
Older housemates or younger
Bow or Elstree (already been decided of course)
Nice housemates or nasty ones?
Celebrity guests?
Give more detailed answers if you want.