Using this backpack is a breeze. First, open the front pouch to quickly access small items like keys or your phone. The essentials compartment is great for things you need often during the day, such as a notebook or wallet. Place your laptop or other hardware in the protective sleeve to keep it safe. When wearing the backpack, adjust the EVA - lined shoulder straps for maximum comfort. As for maintenance, wipe the backpack with a damp cloth regularly to keep it clean. Avoid overloading it to prevent damage to the straps and zippers. And when not in use, store it in a dry place to keep it in good condition.