Here's what it's like at an open casting call for 'Shark Tank'

The “Shark Tank” open casting call in New York City drew more than 400 people in one day. Hopeful entrepreneurs only had one minute to present, and that short amount of time could make or break their businesses.Business Insider spent the day with the pitchers to see what it really takes to land a spot on the hit show.Visit Business Insider's homepage for more stories.Every year, the “Shark Tank” casting team holds open calls for the hit ABC show, and hundreds of people line up for the chance to get their big business idea on TV.The pitchers spend a lot of time honing their prototypes and business models, but they're only allowed one minute to present to the casting team (the Sharks themselves aren't there). The casting team, meanwhile, has the tough task of deciding which pitches are good for the show. What makes a good pitch？ According to those in attendance, it's energy, personality, an interesting backstory, and of course, a good product.Here's what it's like to pitch your business to “Shark Tank.”