16.4 Getting to the Particulars 117 can be stored on the individual computers; network servers; remote office locations; on computers used by teleworkers; company and personal cell phones; on backup tapes, USB drives, portable hard drives, off-site mail servers, public mail servers, off-site backup services; in remote storage such as Google, Microsoft SkyDrive, DropBox, Carbonite remote backup; and other places as well. Do they have an internal or external voicemail system where messages might be stored? 16.4.5 Who has control of the electronic evidence you need to collect? Lastly, once you have identified who was involved, how records might be cre- ated, and where those records might be stored, your next task is determining who has control of the electronic evidence. Chances are that it will be a combination of persons directly involved as well as third parties such as cell phone companies, Internet service providers, transcription services, and even cloud-based data backup companies.