Possible Clues:

• Something positioned near your keyboard
• Computer user's customizable accessory
• Mickey's domicile?
• Mickey and Jerry's apartment perhaps has steady computer link
• Rubber mat doctor has to utilise flat, say?
• Mickey's apartment perhaps has steady computer link
• PC accessory with a photo, perhaps
• Flower given to head of promotions in Barking, IT director onto it?
• Flash application with notebook that's for making points
• Wrist rest of a sort