Looking at the trajectory of any successful person, people often wonder what is the secret to their success. Often these presumptions take various shapes. From scepticism to favouritism all is included in the assumptions people make about those at the top rung of the ladder. But what really encompasses one’s success? When it comes to Holly Parker - A Billionaire the secret ingredient is certainly hard work. As one of the most successful real-estate agents and investors in Manhattan Holly parker success is owed to her extreme dedication, perseverance, incredible wit and utmost professionalism.