When working with 3D models in Maya, it may be necessary to export your creations in a format that is widely compatible and easy to share. One popular file format for 3D models is OBJ, which is widely supported by various 3D editing and rendering software. Here are the steps to export your Maya files as OBJ:

1. Open your Maya file: First, open the Maya file that contains the 3D model you want to export as an OBJ file.

2. Select the object: Use the selection tools in Maya to choose the specific object or group of objects that you want to export. If you want to export the entire scene, you can skip this step.

3. Navigate to File > Export Selection: Once you have the desired object(s) selected, go to the File menu and choose Export Selection.

4. Choose OBJ as the file format: In the export options dialog, select OBJ as the file format you want to use. You can also specify other export settings such as scale, triangulation, and smoothing groups.

5. Set the file name and location: Specify the file name and the destination folder where you want to save the OBJ file.

6. Click Export: Once you have configured the export settings and chosen the file name and location, click the Export button to save the OBJ file.

7. Check the exported OBJ file: After the export process is complete, navigate to the folder where you saved the OBJ file and open it in a 3D software that supports OBJ format to ensure the file was exported correctly and retains the desired attributes.

By following these steps, you can easily export your Maya files as OBJ for sharing and compatibility with other 3D modeling software. OBJ files are commonly used for 3D printing, game development, and 3D rendering, making them a versatile and widely supported format for 3D models.