Sign up for the Nebra Dashboard to access a 14-day free trial of the Premium dashboard service, which includes features like dual mining, premium support, and remote start. Upgrade to Premium Firmware for additional benefits such as prioritized support and multi-mining capabilities. Monitor rewards and device status through the dashboard to optimize earnings. Look for promotions and discounts on the Nebra website or through their newsletter. Consider bulk purchasing if available, as it may offer cost savings. Utilize the free resources and guides provided on the Nebra Hub to maximize the efficiency of your devices.