Is the stock market open on Presidents Day? Will the post office deliver mail?

It’s time to say hail to the chief. Presidents Day honors those who have held the office of U.S. president, although it originally marked the birthday of our first president, George Washington (and is still designated as Washington’s Birthday on the federal calendar). It’s always observed on the third Monday in February, which this year falls on Feb. 19. Many businesses, offices and institutions are closed, so here’s what to expect. Are markets open on President