This document summarizes a research paper on drone delivery systems. It discusses how online shopping and delivery is increasingly relying on fast doorstep delivery. Drone delivery could allow for accelerated delivery times, improved accuracy, and reduced human costs compared to traditional delivery methods. The system is designed using a Naza M-lite flight controller, ESC (electronic speed controller), and GPS module. It then reviews related work on using drones for medical supply delivery in disaster relief situations and for agricultural purposes like plant protection.