If you're in the market for a used car and browsing social media for deals, be careful, there's a scam currently circulating in South Dakota that could cost unsuspecting buyers thousands. According to Dakota News Now, a Sioux Falls man recently discovered the scam while searching for a used vehicle online. Sensing something wasn’t right, the Sioux Falls man reached out to the Better Business Bureau (BBB) for help. READ MORE: A Sioux Falls Catholic School Set to Close But Not Without a FightRemember, when it comes to buying items online on social media platforms, it's a buyer-beware environment. Bottom line: When buying online, especially on social media, be skeptical.