Short answers, pulled from the story.
Sir Geoffrey Boleyn was born in 1406 and began his life as a humble hatter in the City of London. He entered the mercantile world through the rigorous apprenticeship system and gained the freedom of the City through the Company of Hatters in 1428.
In 1452, Sir Geoffrey Boleyn purchased Blickling Hall from Sir John Fastolf, a transaction that led to a contentious Chancery suit over the terms of the sale. The property became the family's ancestral home and a statement of power that transformed the manor into a symbol of his newfound status.
Sir Geoffrey Boleyn was elected Lord Mayor of London in 1457 and was knighted by King Henry VI in recognition of his service and loyalty. He managed the affairs of the city during a period of intense political turmoil and raised a strong force of citizens to ensure peace during a Great Council in November 1457.
In 1462, Sir Geoffrey Boleyn purchased the Kentish manors of Hever Cobham and Hever Brocas from Sir Thomas Cobham. This acquisition placed the Boleyn family in the heart of the English aristocracy and established Hever Castle as the family's new seat of power, which later became the home of Anne Boleyn.
Sir Geoffrey Boleyn died in 1463, marking the end of his political career and an era of his life. His tenure as Lord Mayor concluded before this date, and his death in 1463 ended the life of the man who transformed a provincial gentry family into a national power.