When visualizing with SketchUp, the great benefit is that most of the detail can be introduced easily with textures and photographs. So, we don't need to be a 3D CAD virtuoso to create great looking architectural visuals. In fact, the general rule of thumb when deciding whether to model more detail is: if in doubt, don't bother!
The following are some reasons to be lazy:
Note
Modeling buildings in SketchUp is really easy. That's because SketchUp has been developed with the architectural market specifically in mind. You will already have picked up lots of useful tips from the training videos on www.sketchup.com/learn/videos or on YouTube.