now, i never met anyone who does it better than mort berkowitz. he's the larger than life owner of a political memorabilia company. we followed him down to the democratic national convention so that i could see him in action. ♪ >> how are you? close to 1,000 buttons. >> mort berkowitz is working the crowd at the democratic national convention in philadelphia. >> it's a crowd. and we see them over and over and over. so you really in a four-day period, you've developed a relationship. >> and relationships for mort mean money. >> that relationship, which is sincere at the moment, also pays dividends later on. >> his new york-based company, bold concepts, designs, manufactures, and sells political buttons. it's not about his politics, he says. it's about all politics. >> i go to the democratic and republican conventions. and we sell buttons at both conventions. i like to think of myself as an equal opportunity offender, because i've done several negative buttons for each candidate. >> how long have you been doing this? >> long, before you were born. >