This presentation provides an entertaining look at best practices for universe design, including both the UDT and IDT. It will include many best practices for building universes. It will include such features as Index Awareness, and Aggregate Awareness. It will provide some real insight into the new IDT, and great number of new features it brings to universe design. It will compare the UDT and IDT tools as well. Also addressed will be multi sourcing for universes and what to watch out for. IT will also talk about universe conversion.