Prince William wants to show his family — and the world — he’s responsible with money, according to an insider. Recently, the 42-year-old has been taking inventory of the payroll now that he’s in charge of the estate. “William spends a lot of time thinking about how money is being used,” a source dished of the income generated from residential and commercial rents across 20 counties in England. “The last thing he wants to come across as is frivolous with cash.” Recently, William decided to cut off Queen Camilla’s sister, Annabel Elliot, as an interior design from the Duchy of Cornwall payroll….
