Type "STYLIN" on the Bratz office computer for unlocking some clothes under Gifts.
Type "SKATIN" as a password on the Bratz office computer to un-lock an outfit.
Enter "FLAUNT" as a password on the Bratz office computer to unlock.
Type "ROCKIN" as a password on the Bratz office computer to get one free clothing and 10,000 Blingz (it worked for me)