That is a question that causes great debate between many experts, so a definitive answer cannot be given. It is more a matter of opinion than a specific answer.
Text should normally default to left alignment.
Left is the default alignment :D
which command should you use to quickly return text to the default format
People should bring Euros to Ireland, as that is the currency that is used in the Republic of Ireland. If they are going to Northern Ireland too, then they will need Sterling to spend there.
as a last resort
Runlevels 0 and 6 should never be set as default.
Firefox settings should save themselves. You shouldn't have to do anything to make them default.
You should probably contact a debt buyer, they are known for aggressively purchasing default court rulings.
If it is something small there should not be a problem. Ireland do not have a stringent import authority
Ireland does not have postcodes. If you are writing to Ireland, you just put the address on it and finish with Ireland. If you are filling in a form on the internet and it asks for a code, it should accept IE.
a default app that says "settings"
You should pay off your default loan before because you may not qualify for a mortgage loan because you already owe money.