Quick definition of a wiki , for purists the Wikipedia definition is what you should fall back on. Here are some ways to get people to participate in a wiki. For those that just want to keep reading here, a wiki is a web-based place for individuals to contribute knowledge so that others may benefit. At the Social Media Breakfast in Phoenix on March 14, 2008, I had a conversation with a colleague named Miles who provides tech support for computers at the retail stores of a major wireless company. Here are some ideas for launching an internal wiki focused on, but not limited to.