A plan in your head
Cards and paper notes
Establish a motive for the crime.
Attempt to discover a motive.
Discover clues leading to the identity of both victim and suspect.
Find evidence that can be used in court.
Two to three hours
Two to four hours
Two to five hours
Two to six hours
Do not confuse ballistics with firearms identification.
Don’t have your investigator put weapons or similar pieces of evidence into plastic bags.
Do have your investigator pick up a weapon by inserting a pencil into the barrel.
Don’t confuse bullets with cartridges.
Be aware that a criminologist is one that studies criminology which is the scientific study of crime and criminals.
Here's an interesting quiz for you.