…a collection of items that don’t merit a category of their own.

Christmas markets are common year-round. Check the restrictions on liquids when bringing home a snow-globe in your carry on luggage

Many planes only have USB connectors (not USB-C) for sources of power for your devices. Make sure you can connect to the old style USB if your battery needs charging.

Some hotels have limited english language TV broadcasts (mainly consisting of news). Due to the jetlag you may find yourself wide awake in the middle of the night.  Having a movie downloaded onto your phone to watch can be useful. 

Print a hard copy of every ticket before you leave. Why? If you lose your phone you also lose your online tickets.

To minimize any financial risk associated with a Vacation Rental it may be wise to invest in an insurance policy to protect you from any damage claims, to protect your deposit and to cover trip interruptions.

If you are trying to get tickets for an attraction and they are sold out look for a tour.

If you are in a hurry when you arrive and need to get through customs fast there are services that you can hire that will fast walk you through the process skipping ahead of everyone in line.