Application-wide Tips:  VectorCaching  Under Tools > Options > Vectorworks Preferences > Display, there is an option entitled "Use VectorCaching for Faster Drawing" which will cause Vectorworks to store some drawing details in system RAM instead of on your hard drive. This allows faster drawing, zooming and panning in many cases, but is not recommended unless you have plenty of RAM not in use, generally this means having more than 4-8GB of total system RAM.  Enhanced Navigation Gr