Bring a nice wallet.
Don’t depend on anyone.
Pretend you travel solo.
Always carry a small backpack.
Pay more attention to logistics.
Bring a small battery-powered speaker.
Spend some time walking around alone.
Airplane noises are logical and have a purpose.
Metro trains have better air condition and are easier to navigate.
Just buy the damn 48 hour ticket.
Bring a small flashlight.
Bring pouches for soap.
Take a chance.