your weekend partying or marital bickering do n't belong at work . One of the reasons Jay - Z is so successful is because he has found his passions , author says . Jay - Z knows how to market himself and his various ventures . By managing his private life well , more focus is on Jay - Z 's music than his business .
One of the reasons Jay - Z is so successful is because he has found his passions , author says . Jay - Z knows how to market himself and his various ventures . By managing his private life well , more focus is on Jay - Z 's music than his business .