Assembling guns
You can assemble and disasemble guns on the table There is three parts first hold down the mouse over the top of the gun and move it left The next 2 parts are well the magizne hold down the left mouse key and pull the mouse down Thus releasing the magizene and now you are done because has you pulled the mag out you have the rest of the gun
How to find out who the killer is
The killer is always the guy who is left out in the most part of the investigation and the guy you have the least clues for and it seems that he had nothing to do with it and the guy whowhen you are meeting the suspects you meet last