A learning or training experience conducted using web-based software and often with visuals, presentations, videos and audience interaction components. Some webinars show the speaker in addition to slides or visuals, some allow audience to be seen as well, some have forms of audience interaction. Often used for teaching, training, panel presentations or presenting new products or services in a demonstration. Can be offered free or paid as a form of marketing and lead generation, a premium offering to membership, or way to reach a wider audience.