When you’ve been dissed online, be sure to respond quickly, honestly and appropriately.

By Katya Andresen

Not everyone is out there to change the world for the better. Some people have less noble or positive agendas. And from this perspective, the lack of control can give you a headache and heartburn. Just ask Domino’s Pizza, which this spring had a delivery it didn’t expect: Two naughty employees posted a homemade video on YouTube where they abused a sandwich. Hundreds of thousands of people saw it and lost their appetites.