Why should you videotape the entry of all persons into the crime scene? Why is it important to be cautious when you are transporting evidence from the crime scene to the lab for analysis? When...

Why should you videotape the entry of all persons into the crime scene? Why is it important to be cautious when you are transporting evidence from the crime scene to the lab for analysis? When formulating a concise report, what are some items you should consider? Why are timelines of computer usage and file accesses important when processing computer evidence?