Opt to make house calls and save lives as a doctor or choose the devious route and test experimental medicine on patients; be the hero firefighter tackling raging infernos or smashing everything in sight at the victim's home with an axe; or take a shot at solving cases as an investigator, nicely convincing sources to divulge secrets or roughing up perpetrators in a dark alley to get information.

Players can now experience some of the most exciting and varied jobs. In The Sims 3 Ambitions, players can choose to hunt down vengeful spirits as the ghost hunter, invent brilliant and potentially destructive gadgets as an inventor, craft glorious masterpieces as a sculptor, and solve riveting cases by any means necessary as an investigator with dozens of cases to solve and numerous clues to find. Additionally, players will be able to change the look and feel of their town by becoming an architect and directly affecting the neighborhood around them leveraging Build and Buy mode. The stylist career and new tattoo system allow players to make over their Sim neighbors in fashionable or catastrophic ways. For the first time, players will be in charge of how their Sims' career progresses and decide if they will work for good or evil, pursue creative endeavors or technical affairs, climb to the top quickly, or be a slacker. The future of a Sims' success or failure is entirely in the hands of the player.