No need to create 3D architecture scenes any more when you can get free 3D architectures Models and scenes from the web. This will help getting your tasks done fast and much easier than doing every thing form scratch.
One of the important steps when working with interior 3D design is to collect a good resources library from 3D models to use in your 3D scenes and designs.
3D textures and maps are one of the most important elements to create a good 3D scene or character especially when it in high quality and resolution.