A while back I made some videos discussing some travel tips. Mostly they are focused around international travel from the US to the Philippines. However, most of them are good tips for traveling anywhere.
The first tip is about creating a folder with printed out copies of your travel documents and itinerary. You never know when there will be a gap in your cell service and having a hard copy that you can reference might be a life saver.
Here it is in more detail :
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