Welcome! I hope you're enjoying Virtual Villagers!

The savegame files are stored in the game's application folder in Program Files and can be easily backed up. I have written step-by-step procedures for backing them up, which you can see here in our Support FAQ. You should know, however, that Windows Vista implements a security feature that can interfere with putting the files back into the game folder if you do decide to restore the game. You can read about this situation at the bottom of this post, which also deals with copying files into the game folder. Look for the heading "Special note for Windows Vista users."

Using F6 to change the villagers' clothing is possible because a developer code that was used for testing was inadvertently left in the game when it shipped. You can read more about that issue in this thread, and Arthur had this to say about it when it was first discovered by players: