Possible Clues:

• Safekeeping of gold in field of action
• Attic's function, often
• Where Beyonce keeps her Birkins
• Cloud ___
• Theatre accepts indication of alternative reservation
• Space available, or filling arena?
• Attic's use
• Retention of information in a computer, maybe -- or in part
• Boxes for example, and got ears bashed
• Cupboard space