Note: This procedure requires editing a game file; creating a backup copy of the file before proceeding is recommended. With a text editor, edit the "TownDef.xml" file in the "\Program Files\Electronic Arts\MySims\SimsRevData\GameData\Global" directory. Change the "6500" value to a number that you can get easily.
Unlock the following sims by obtaining 100% of the corresponding interest in your town. A message stating that a special guest will be waiting for you in the hotel will appear. Go there the next day to find that person:
SIM - INTERST Amazing Daryl - 100% Fun Chancellor Ikara - 100% Tasty Hopper - 100% Cute Mel - 100% Spooky Samurai Bob - 100% Studious Star - 100% Geeky
To make a house to be 100% of a type of essence (for example, food), avoid using any other colors from other essences or it will ruin it. When in the Build mode, you can put actual essences (for example, cake) onto a table or anywhere else. Another thing you can do is to paint your floors and wallpaper with an essence. A third way is to put literal essences into the furniture while you are building it then also paint them with essences. You can then have a house made of food (or whatever other essence is desired.)
Note: This procedure requires editing a game file; creating a backup copy of the file before proceeding is recommended. During game play, get a Happy essence or Apple. Save the game. Use a text editor to edit the "playerRecord.xml" file in the "\My Documents\Electronic Arts\Mysims\SaveData<number>\" directory. Find and change the following lines as indicated: