Summarize the following:
For example, if you plan to take your backpack on a plane as a carry-on, you need to choose one that will fit in the overhead compartment  Most airlines allow a maximum bag size that is 21 inches (53 cm) long, 14 inches (36 cm) wide, and 8 inches (20 cm) deep.  If you plan to ride along in a vehicle with other people, make sure your bag will fit in the trunk or under your seat. Think about what you will need to use each day and which items will make your travel more pleasant. Leave behind any non-essential items or items you could possibly get at your destination like flip-flops, t-shirts, and amenities like sunscreen and shampoo. When it comes to travelling with a backpack, less is more!  You’ll be carrying your backpack for a long time as you travel, so try to travel as light as you can. Gather all of your toiletries together and put them into a plastic bag. Keep any electronic devices with their accessories like chargers and headphones. To pack a full wardrobe that can fit into one backpack, follow the 1 to 6 principle: 1 hat, 2 pairs of shoes, 3 pairs of pants, 4 shirts, 5 pairs of socks, 6 pairs of underwear. These clothing items give you enough variety to arrange several options for an outfit each day. Swap out 1 pair of shoes for a sweater or hoodie if you need one to keep warm. to save space in your backpack. Rolling your clothes conserves more space than folding them and will give you more space in your backpack for other items. Lay your shirts face down, fold the sleeves into the center, and roll the shirt into a tight roll. For pants, fold them in half, and roll them up tight. Make sure you smooth out any wrinkles or your clothes will be very wrinkly when you arrive at your destination. Since you probably won’t be changing your shoes while you travel, you can put them at the bottom of the bag. Make sure the spare shoes are clean before you put them in your bag so they don’t get your clothes dirty! Store socks and small items like jewelry inside your shoes to save even more space and to keep them safe. and lighter items on top of your shoes. Add your clothes and lighter items that you don’t plan to access too often while you’re traveling to your backpack. Place your rolled clothes on your shoes and add items like toiletries or any other small times on top of them. Make sure your toiletries are collected together in a plastic bag so none of the items can fall to the bottom of the bag if you need to reach them. Once you’ve filled your backpack with your clothing and other lighter items, pack your heavier electronics like a computer or tablet and their accessories. Then place the items you’ll need to access often like a passport, tickets, or reading material on top of that so you can reach them easily. You’ll be travelling and wearing your backpack for a fair amount of time, so you need to make sure it fits comfortably and there aren’t any items that are throwing off the weight distribution. Put the backpack on and walk around for a bit to see how it feels. If something feels off, try rearranging your items for a better fit. Try sitting and standing with your bag on so you can get an idea of how it will feel when you travel with it.

Summary:
Choose a backpack that fits your items and your mode of transportation. Organize the items that are necessary to pack for your trip. Use the 1 to 6 rule for packing clothes. Roll your clothes Put your shoes in the bottom of your bag first. Place your clothes Pack any electronics and items you need to access last. Test out the backpack by wearing it.