From their latest email update:
UPS is also taking steps to minimize exposure to our customers by adjusting how we handle signature required packages. Now, your UPS Driver will confirm the recipient has taken possession of these packages without asking anyone to sign manually.
Ha. Our FedEx driver was 'way ahead of them on this. I guess when he left our iPhones sitting in the dirt by the front gate, next to the public road, he was practicing “safe social distancing” ahead of everyone else!