To deal with the explosive traffic demands on the overloaded cellular network. device-to-device (D2D) offloading is proposed to transmit the traffic originally delivered through cellular network by D2D communications. Current D2D offloading schemes are based on direct transmissions or simple relay-assisted transmissions. which is hard to achieve high throughput. https://www.markbroyard.com/deal-time-gtech-airram-mk2-k9-roller-roll-brush-bar-filter-vacuum-cleaner-hot-on-sale-best-find/