[From The Developer's Site]
"Control smarter Sims with unique appearances, personalities, behaviors, and emotions. Experience new levels of creativity when you sculpt Sims with the powerful Create A Sim and design beautiful homes with tactile, room-based Build Mode. Use The Gallery to browse, share, and download new content without ever leaving your game. Control the mind, body, and heart of your Sims and explore your new gameplay possibilities in vibrant neighborhoods that bring your stories to life."