In NYC, I never lived in a doorman building, so I would rely on the delivery service's solution. For the USPS, they leave a slip and you can go pick up the pack

In NYC, I never lived in a doorman building, so I would rely on the delivery service's solution. For the USPS, they leave a slip and you can go pick up the package on Saturday. For UPS, you can have the package rerouted to a UPS store. For FedEx... you should have the package resent.