To help travel Myanmar procedure, you need to be patient and understand the people in Myanmar especially
Myanmar government people. They might ask you about your passport number every time you buy Myanmar train or boat ticket and you have to sign in the book at the check point. So it is really very helpful if you can remember your passport number while you travel Myanmar. The Myanmar administrative procedures to buy a train or boat ticket check in a GH or do any other Myanmar officials stuff. It really helps you memorize your passport number however.
It is the same with local Myanmar travelers too; they also have to show ID all along their travels even though they are traveling in their own Myanmar country. Instead you will have more favor compare with local Myanmar people while you are traveling Myanmar.