Auction House License
From City of Heroes: Rebirth - Wiki
Overview
An Auction House License allows the ability to access the Auction House, including storing items in transaction slots, and bidding on and selling items.
License Sources
Paragon Market
This item can be purchased at the Paragon Market for 160 Paragon Points and lasts for 30 days. Without access to the auction house, all purchases must be made through a vendor or through another player (player trading requires Tier 2 bonus).
Paragon Rewards Program
This item can be permanently earned through the Paragon Rewards Program at Tier 4's bonus.
VIP Status
This item is automatically included for VIP Players. As soon as subscription lapses, a Premium player must purchase a license to continue using the Auction House if they have not reached the Tier 4 bonus.