A greeting card company incurred the following costs associated with running its business last month: cardstock $($thick paper$),$ $$9,880$; ink, stickers, ribbons, and other card attachments, $$7,580$; rent on office space, $$1,480$; rent on factory space, $$2,380$; office salaries, $$5,280$; factory labor, $$8,980$; and advertising, $$930.$

How much were its total product costs last month? How much were its total period costs last month?