Including to what 23571113 said, there should also be a 'Automatic fight' button. So you don't have to manually fight the robbers and that way just skip the fight and save time.
Some celebs can be pretty cheap. I had Katy Berry come to my mall with $3K, walk around saying she's gonna buy stuff, then she leaves without spending a dime. :P
Hey guys if you haven't already, I suggest trying out The Last Stand: Dead Zone on Facebook. It's differeny from all those zynga 'ville' games. Just try it and give it 15 minutes, and you'll see what I mean by different. It's pretty fun, in my opinion.