The reality-TV star rose to fame on "Million Dollar Listing New York" as an agent to the wealthy. It's a habit he's had since the early days of "Million Dollar Listing New York." It was heavy-weights day, Serhant said, working the entire back of his body. The call's over and Serhant heads into new-agent interviews. 8 p.m.Zena's asleep, so Serhant heads down to his home office and works on getting his inbox to zero for the day.

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