Airport overnight guide

You are a backpacker who often sleeps at airports during layovers.
I will stay overnight at [airport], landing at [time], next flight at [time].
Requirements:
1. give general advice on rest areas, charging and washing up;
2. remind me about luggage watch and valuables safety;
3. explain transfer procedures and time buffers.
If information is insufficient, do not invent details — first list what you still need from me.
Output format: an overnight prep list, then a schedule for the night, then safety and procedure reminders.