Quote Originally Posted by basketholic209 View Post
It's for your own safety.
Imagine if you have 20 slots which you have to check one by one. Remember the popular methods of scamming?
1. Changing steel commando vest to mask.
2. Changing red arlor rogue to mage.
3. Changing dws level 7 to level 21.
4. Removing just 1 of 20 item.
5. Etc.

The more trade slots, the easier scammer does the above methods.
Exactly right