If you're looking to import an OBJ file into 3D Coat for your 3D modeling projects, here's a simple guide to help you get started. First, open 3D Coat and make sure you are in the Sculpt Workspace. Then, go to the File menu and select Import. Choose the OBJ file you want to import from your computer and then click Open. Once the OBJ file is imported, you can start working with it in 3D Coat. You can use the various sculpting and painting tools to modify and texture the model as needed. After you are done, you can export the model back out as an OBJ file if necessary. With this simple process, you can easily bring your OBJ files into 3D Coat and begin working on your 3D modeling projects.