Copy and overwrite save files to this directory (remember to backup your save file first, if you want to use it later):
C:\Documents and Settings\All Users\Shared Documents\Silent Hill Homecoming (Windows XP)
C:\Users\Public\Documents\Silent Hill Homecoming (Windows Vista)
Unlocker Save (Team aSx) - Unlocks all bonuses (all extra costumes and weapons available). You can also watch all 5 game endings. Read the nfo file for more information.
Save (Bradley) - Saves at each save point in the game.