barbara corcoran founded her real estate firm, the corcoran group, back in 1973 and sold it for 66 millionbucks in 2001 she's also, of course, a "shark tank" investor and host of the podcast business unusual with barbara corcoran thank you for being here right now. >> my pleasure. >> obviously, we know the show and we know you're investing how many companies are you now invested with through the "shark tank" franchise? >> about 74. the real question is how many are successful >> so, how many are successful >> roughly 14. >> how do you define success >> making money, baby. >> so they're profitable >> yes, of course. consistently profitable is my idea of success. >> what do you do with the other ones >> i stay with them for a number of years and i wait until they hit their greatest encounter of opposition the first big obstacle and then i wait to see what they do with it i don't mind any obstacle but when someone starts feeling sorry for themselves, which takes on it is form of blaming the next guy, i don't -- i don't work with them anymore >> what's the biggest mistake the failing companies

barbara. you're miss real estate here. are you gonna give this guy $500,000? corcoran: it's a tough call. he's entirely right.you're not gonna get any innovation out of the old guys in the industry. they would have invented it a long time ago. they're asleep at the wheel. they don't want the change because they own the market. right. secondly, you are probably one of the best salespeople i've ever seen in my life. barbara, thank you. i mean, not only do you know your stuff, you kind of leveled the playing field with this daddy warbucks at the end, wearing the fake cowboy shirt. greiner: well, listen. i like when people create better mousetraps, and this is a better mousetrap, obviously, for your application. but my problem here today is just that it's really, really early. mm-hmm. so, because you're not ready yet, i'm out. thank you so much for your time. i appreciate it. o'leary: junior, everybody agrees you're a great salesman. thank you, kevin. so, the problem is, you blew it by asking for $500,000 in the prototype stage. it's too much risk. however, i'd like to be invested in a damn-good sales guy. i'm go