A base station comprising a processor, a wireless interface, and a communication interface are configured to receive broadcast or multicast data using shared delivery with the shared delivery broadcast or multicast data being received by a plurality of base stations. Further, the wireless interface configured to transmit the broadcast or multicast data to a plurality of user equipments (UEs) and based on acknowledgement feedback, the broadcast or multicast data is selectively retransmitted using unicast or multicast or broadcast.