Pregnancy, toddlers, teens, and elders are new stages of life.Young adult is a unique age added with the University expansion.Pleasantview is based 25 years after the town in the original The Sims.
Clicking the button labeled "Create A Sim" will expand a tab which has the "Create a Sim" and "Make a Child" icons.
"Make a Child" will be grayed out unless the family contains an adult male and adult female.
Some expansion packs have new mini-games, like running a Greek house in University or dating in Nightlife.
In Nightlife, each date is a challenge to keep both Sims as happy as possible while accumulating aspiration points.
Buy and build mode cannot be accessed when on a community lot, but can be opened by using the neighborhood view.