I would really like to see an addon released that gives usergroup controlled profile enhancements. This would increase account upgrades.
Here are some features that could really upgrade profiles:
Profile Widgets / Blocks
Audio Player with playlist...
This add-on extends XenForo's following feature by allowing users to create friendships with one another.
Users can send friend requests to others
Users enter how they know each other when sending friend requests
Users receive an alert when they receive a friend...