Are you looking to save your SketchUp files in a way that allows you and others to view them in 3D? Here are some tips to help you do just that.

1. Save your file in the correct format: When saving your SketchUp file, make sure to select the appropriate file format that supports 3D viewing. The recommended formats for 3D viewing are .skp, .dae, .dwg, .dxf, .fbx, and .obj.

2. Use the 'Export' feature: SketchUp offers an 'Export' feature that allows you to save your files in various formats. Go to 'File' > 'Export' and select the file format that is compatible with 3D viewing. This will create a file that can be shared and viewed in 3D.

3. Consider using the 3D Warehouse: SketchUp's 3D Warehouse is a platform where you can upload and download 3D models. By uploading your model to the 3D Warehouse, you can easily share it with others and allow them to view it in 3D using SketchUp's web-based viewer.

4. Share the file with others: Once you have saved your SketchUp file in a 3D-compatible format, you can easily share it with others for them to view in 3D. You can email the file, upload it to a file-sharing platform, or even embed it in a website or presentation.

5. Utilize online 3D viewers: There are various online platforms and software that allow you to upload and view 3D models. Consider using these platforms to share your SketchUp files with others who may not have SketchUp installed.

By following these tips, you can save your SketchUp files in a way that allows you and others to view them in 3D. Whether you're sharing your designs with colleagues, clients, or posting them online, the ability to view your work in 3D can significantly enhance the communication and presentation of your designs.