A couple of people are talking about their experience with a positive attitude.
People are interviewed in a lobby about a conference that they all attended.
Several people talk about an experience at a convention inside a convention center.
Different people are talking about an experience they have all had.
A group of people are talking about their experience at a conference.
Several people are interviewed in a lobby at a conference.
A man and two women speak highly of a users' conference hosted by questionmark.com.
A survey is conducted among different set of people today.
Several men and women comment about a learning and networking experience.
People are giving favorable testamonials for  a questionmark conference.