Three-dimensional computer-aided drafting (CAD) software, sometimes referred to as "solid modeling" software, is easy to learn, fun to use, and becoming the standard in industry. However, many users have difficulty creating complex geometry with the solid modeling software. And the problem is not entirely a student problem. Even some teachers and other CAD professionals experience difficulty creating complex geometry with their solid modeling software programs. In this article, the author provides assistance by sharing some tips. (Contains 4 figures.)