what karen katz has done is educated her sales associates.en brand out of 10 consumers every year, a 30% retention rate. if you can move that needle, you can improve the top line and bottom-line. executing the fundamentals. one example would be outrage after the client makes the purchase. attribute anyyou of this to the fact that karen katz does not come from the outside? she was born and bred neiman. ceo andshe's a woman she understands how collaboration, cooperation and experience works. stephanie: e-cig -- erik: the ceo of the luxury institute. stephanie: mindy has from professional who manages $200 million. he is still in his 20's. what he is planning next. stephanie: welcome back to "market makers." some people take life by the horns. our next guest played tennis competitively. research, ated sdb hedge fund with $200 million under management. he is not even 26 years old. started playing with numbers in his dorm room. sam barnett, welcome. he started investing in college? sam: when i was a little kid. i did and investing contest when i wa