A personal
view-only window, available at all times for stored items would
- Enable a group to plan for a roleplay idea without standing in front of a storage NPC
- View what they already own to complete quests
- Enable a quick response to auction or wanted item requests
Making notations in in-game books
can make the task possible but impractical due
to the number of inventory slots needed for the books and the decreased "fun" factor.