Madison police said a 17-year-old man selling his laptop through Craigslist was robbed at gunpoint when he met the buyer.
The incident happened about 9:33 p.m. Saturday at University Avenue and Midvale Boulevard, according to a Madison Police Department incident report.
The victim was approached by two men who pointed handguns at him and took the laptop.
Police said the robbers, described as two white men in their mid-20s wearing all black clothing, fled the area in a gold-colored Cadillac.
The victim wasn't injured.