"You don't have to put lots of pillars on the ground to make a house in the sky. All you have to do is make a first story and then put a stair case in the first story. Then make the second story and everything you need to do to it. Then you go to the 1st story and delete the out line of the house and everything that is on the 1st story. ( except the staircase)" - Fifi-girl

"Try using the fireworks inside a small room, a great way to get rid of that annoying kid!" - Lord Kakamo

"When you have a gatecrasher (girl with black skirt pink/green hair), hold down ctrl shift c and a box will come up. The type in move_objects on and delete her once in the buy mode. This also works if your sim is down in any of the mood bars. You bring them back by returning to live mode and clicking on the red dot next to their name." - PoglePot

"Did you know that you can make a car disappear! All you have to do is put it in the garage and then when it is time for work the next day it will be right in the road and not in ur garage." - FIFIGIRL1

"If you propose to another sims and he/she wont accept make him/her talk, hug, kiss,tickle, give back rub and tickle again (if you dont want to watch it all speed it up by pressing ultra speed), propose then slow it down. The sim should accept.
DANGER: It costs 1000 simoleons.." - April

"Raise your Sims mood
To get your Sims mood back up again without using a cheat is to just move them into a new house. I found this out because I didn't want to ruin my game or my Sims, so I thought I would try moving them into a new house and their moods went right up." - Simberry

"How to make more than a two story houses: Make a two story house. Then take away the first floor. After that you can build a third story. After that you can make a fourth. Keep doing this until you are satisfied. Then build the first story again." - Smart Sim