There was once a time when you could print as much as your at-home ink and paper supply allowed. Then, when the ink ran out, you ran to Best Buy, Walmart, or Office Depot for a new cartridge.

Do you ever run out of ink just as you’ve got travel documents to print, or postage labels to sort in a hurry? That’s where HP Instant Ink swoops in, with a smart subscription service for HP printers.

Families seeking to reduce spending on household essentials can benefit from a time-limited HP promotion providing up to three months of printer ink at no cost. Whether printing requirements are ...