the importance of forensics in network-based crimes and incidents, computer science homework help

I just need 4-5 sentence paragraphs for each question below: 1. Assess the importance of forensics in network-based crimes and incidents. Determine the advantages an investigator gains by having the ability to analyze network-based crimes. Propose how you, as someone in a management position, would emphasize this importance to your organization.  2. Use the Internet to research and select at least one article involving a cyber-crime case where forensics was utilized. Provide an example with your response. 3. Compare and contrast forensic investigations of email in a client-server environment and web-mail environments. Choose which one you believe is the more difficult of these investigations and provide a rationale with your response. Determine if you believe mobile device email has increased the difficulty with email evidence gathering and if you believe this will continue to evolve in the future. 4. Go to the Forensic Focus Website to read the article titled “Email Evidence – Now You See It, Now You Don’t!” located at http://www.forensicfocus.com/email-evidence-now-you-see-it. Suppose you are a Chief Information Security Officer (CISO) for a large corporation. Choose what you believe is the greatest concern with email investigations. Conclude whether or not you agree with the authors that speed in preservation is the key to an email investigation. Justify your response.