Courtesy of Jessica Chestler
Courtesy of Trenton Miller
Ryan Serhant, who's sold $10 billion in real estate over 16 years, swears by his '1,000-minute rule'
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Sebastian König for BI
Last summer, when I told my then-girlfriend that I had just hired a real-estate agent to help me buy an apartment, her response annoyed me: "Sounds like a scam."
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