Avoid "Fitmesh" clothing (old standard). Search for "T8 Rigged" clothing. Try the "T8 Lingerie" or "T8 Jeans" to see the difference in how the fabric moves when you walk.
As of 2025, IMVU has relaxed some derivative rules, allowing more "T8 Kits" to be sold cheaply. Expect the price of T8 bodies to drop from 20,000 credits to 5,000 credits within the next 18 months, followed by a surge in T8-only accessories. T8 Imvu
Before the widespread adoption of the T8 node (and the subsequent skeletal updates it heralded), IMVU avatars moved somewhat like action figures. If you applied a "sitting" pose, the avatar bent at the hips with a rigid back. If you wanted a seductive lean or a realistic slump, you were out of luck. The mesh would stretch unattractively, or the clothes would clip through the avatar body. Avoid "Fitmesh" clothing (old standard)