DoorDash is betting on it. This week, the food delivery app announced its expanding its grocery delivery service by partnering with Albertsons to offer on-demand groceries from nearly 2,000 stores. Plus, IPO plans from office food staples like Sweetgreen and Krispy Kreme. But those moves don't necessarily signal that everyone will be back in the office soon. And, HR job postings are up 47% since before the pandemic, according to Indeed. We look at why companies are increasingly leaning on HR for help.