Factual error: When Jeff Tally gets the first call from the little boy Tony, he checks both his cells. The blue Nokia is ringing however there isn't an incoming call on his phone, you see that as he has the two options, either "clear" and "options", meaning that the seven numbers have been typed in. (00:45:00)
Factual error: When the cell phone rings and Jeff is trying to see which one is ringing the phones are both Nokias. When he answers it he extends the antenna. The phone used doesn't have an extendable antenna, but a half inch long fixed antenna. (00:47:10)
Answer: The purpose of the DVD is that the information the criminals are after is hidden in the code of the DVD. The illegal bank accounts and funds and such are all encrypted on the disk. He is also helping Jeff after he realizes that he put his life on the line for his family and saved his children.
Spaceboy_007