Depending on the venue used, other terms used in the media are Internet chat room killer, Craigslist killer, Facebook serial killer.
Internet homicide can also be part of an Internet suicide pact or consensual homicide.
Robert Frederick Glass pleaded guilty to killing Lopatka and later died in prison while serving his sentence.
Otherwise, the term is quite broad and can include relationships based upon text, video, audio, or even virtual character.
Of those cases, two were convicted for crimes in the three-month period encompassing February to April 2009 and a further four were accused of crimes during the 13-month span of March 2008 through April 2009.
Although, by definition, Craigslist will have been the initial contact point and a killing will have taken place in order for the suspected, accused, or convicted perpetrator to be dubbed a Craigslist killer, the actual motivations of these criminals are varied.
This relationship can be between people in different regions, different countries, different sides of the world, or even people who reside in the same area but do not communicate in person. Michael Jaffe, author of Gender, Pseudonyms, and CMC: Masking Identities and Baring Souls, "the Internet was originally established to expedite communication between governmental scientists and defense experts, and was not at all intended to be the popular 'interpersonal mass medium' it has become", yet new and revolutionary devices enabling the mass public to communicate online are constantly being developed and released.
Rather than having many devices for different uses and ways of interacting, communicating online is more accessible and cheaper by having an Internet function built into one device, such as mobile phones, tablets, laptops, and smartphones.
Serial killers are murderers who target three or more victims sequentially, with a "cooling off" period between each murder, and whose motivation for killing is largely based on psychological gratification.