The story of a double-glazing showroom in Essex in 1983, led by charismatic salesman Vincent who will happily break the rules if it guarantees a sale.The story of a double-glazing showroom in Essex in 1983, led by charismatic salesman Vincent who will happily break the rules if it guarantees a sale.The story of a double-glazing showroom in Essex in 1983, led by charismatic salesman Vincent who will happily break the rules if it guarantees a sale.