what Methods of Investigation was used in the wells fargo ccase based on this surveillance and covert operations, invigilation, obtaining physical evidence, and gathering electronic evidence$($Also provide evidece from the cas that it was used$)$ and state at least two $(2)$ methods of investigations that differs from those of the actual fraud

case. Assuming that you are the investigator. pLEASE PROVIDE REFERENCES, EVIDENCE AND EXPLANATION AND EXAMPLES FOR EACH METHOD OF INVESTIGATION