Which sentence uses correct capitalization? Regina and Paul met Willie at the Endeavor Community Center because they were there to see Paul Mooney sign copies of his new book What I Know. Regina and Paul met Willie at the Endeavor community center because they were there to see Paul Mooney sign copies of his new book What i Know. Regina and Paul met Willie at the Endeavor Community Center because they were there to see paul mooney sign copies of his new book What i know. Regina and Paul met Willie at the endeavor community center because they were there to see Paul Mooney sign copies of his new book What I know.