Finding a hidden item allows you to buy it, which directly supports the creator of that item with Credits.
While IMVU periodically patches exploits, the community often finds workarounds. Here are the most common ways players try to see hidden looks: 1. Third-Party Web Tools hidden outfit viewer imvu
Go to your account settings on the IMVU classic website and ensure "Allow others to see the contents of my outfit" is unchecked. Finding a hidden item allows you to buy