What preparations should be made before embarking on a journey to reach the base camp of Mount Everest?

Before embarking on a journey to reach the base camp of Mount Everest, it is important to make several preparations. These include obtaining necessary permits, arranging transportation to the starting point, acquiring proper gear and clothing for extreme weather conditions, ensuring physical fitness and acclimatization to high altitudes, and having a detailed itinerary and emergency plan in place. Additionally, it is crucial to research and understand the risks and challenges associated with the trek to Mount Everest base camp.