Payload verification for unmanned aerial vehicle deliveries

A computer implemented method comprising:

• receiving, from a user device, a request to view a user interface including a plurality of products for delivery by an unmanned aerial vehicle (UAV) as part of an order associated with the user device;
• identifying, from the plurality of products, one or more unviable products, the one or more unviable products being identified based on the order, one or more delivery constraints of the UAV, and one or more characteristics of the plurality of products, wherein the delivery constraints of the UAV include one or more capacity limits of the UAV;
• and
• displaying, at the user device, the user interface including the plurality of products, the one or more unviable products being displayed with indicators that the one or more unviable products will exceed the delivery constraints of the UAV.