Using your Vans Old Skool H2O Backpack is a breeze. First, open the front organizer and put your small items like pens, cords, and keys there. This way, you can quickly find what you need. For your laptop, gently place it in the padded internal sleeve to keep it safe. When you're thirsty, just slip your water bottle into the side pocket. When it comes to carrying, adjust the padded shoulder straps for a comfortable fit. As for maintenance, you can spot - clean it with a mild detergent and a soft cloth. Avoid using harsh chemicals as they might damage the fabric. Also, don't overstuff the backpack to keep its shape. If you're not using it for a while, store it in a dry place to prevent mold and mildew.