Predictive coding is an instrument learning method that uses software combined with human guidance to train document review to identify relevant documents and reduce the number of irrelevant and non responsive documents that need to be reviewed manually.
Archive feature is a way to store your information without deleting it, you are simply placing it in a different folder that you can access with a few simple steps. Archiving a conversation is hiding it from your inbox, deleting a conversation permanently removes the massage history from your inbox which is not recoverable.
Obtaining Evidence: Smartphones, PCs and Tablets, Third Parties, Flash Drives and External Hard Drives, Cloud Storage
In addition to social media there are many other avenues to obtain information such as computers, tablets, mobile phones, cloud storage, hard drives, and flash drives. These electronic devices have a wealth of information stored in them that can be used as digital evidence in criminal cases, civil cases and more.