Travel hacks are very important to travelers so as to enjoy a stress-free traveling experience. You need to get to know some travel hacks whether you're traveling by air, land or water. If you are traveling by air, you need to get informed about the necessary information that will help you to enjoy your flight.
First, try to put a screenshot of your passport on your phone, or scan and email it to yourself. This is necessary because one needs always to get prepared for anything in case things go wrong. If you have screenshots of any flight you have booked on your phone, and it happens that you are not getting connected to the internet, you can easily show the screenshots you have on your phones to the airline officials. Don't try to fold when packing your clothes, roll them to create more space where you can put other things. If you are going with any of your electronics, you can always charge them through a USB connector that is always anywhere around your personal TV.
To avoid any unforeseen circumstances, try to get the local currency of the country you're traveling to. Try as much as possible to make friends with locals; they will definitely help you with some stuff.