As the shadow of the roof reached him, he finally saw the fine print in the readme.txt he’d ignored: Instant Roof Pro: Matter cannot be created, only repurposed. Thank you for your contribution.
If you have a legitimate .rbz file (the standard SketchUp extension format), you can install it via: : Go to Window -> Extension Manager . Instant Roof Pro.rar
(if it exists as a genuine, licensed product) is designed to save time. However, it is proprietary software. It requires a valid license key, a subscription fee, or a hardware dongle to operate. You cannot get legitimate professional roofing software packaged as a free .rar download. As the shadow of the roof reached him,