
Photo: Courtesy of PhotoTap

The Artsy team uses technology to project real-time bids at events for organizations like the Whitney Museum of American Art.
Photo: Matt Carasella

Paddle8 offers a platform for nonprofit organizations such as Los Angeles Waterkeeper to raise funds.
Photo: Courtesy of Paddle8

Some online auction platforms allow event hosts to use iPads to showcase items and prompt guests to make on-site bids.
Photo: Kent Miller Studios