Euro notes you may not want.

The supposed common currency of the eurozone within the European Union carries identifying letters of the country of issue. As collapse of the currency approaches and funds flee Greece there are clearly certain large denomination notes that savvy folk will presently avoid. Ordinary folk might also wish to avoid being left with worthless paper, the following table taken from Wikipedia, linked here, might help you to select the country of issue for your holiday spending money.... particularly if headed for Greece, Portugal, Spain and even perhaps Italy. Quote

Country codes are alphabetised according to the countries' names in the official language of each country, but reversed:

National identification codes

Code	Country		Checksum(1)
	in English	in official language(s)
Z	Belgium	België/Belgique/Belgien	9
Y	Greece	Ελλάδα [Ellada]	1
X	Germany	Deutschland	2
(W)	(Denmark)	Danmark	(3)
V	Spain	España	4
U	France	France	5
T	Ireland	Éire/Ireland	6
S	Italy	Italia	7
(R)	(Luxembourg)	Luxembourg/Luxemburg/Lëtzebuerg	(8)
(Q)	Not used
P	Netherlands	Nederland	1
(O)	Not used
N	Austria	Österreich	3
M	Portugal	Portugal	4
L	Finland	Suomi/Finland	5
(K)	(Sweden)	Sverige	(6)
(J)	(United Kingdom)	United Kingdom	(7)
(I)	Not used
H	Slovenia	Slovenija	9
G	Cyprus	Κύπρος [Kypros]/Kıbrıs	1
F	Malta	Malta	2
E	Slovakia	Slovensko	3

⁽¹⁾ checksum of the 11 digits without the letter

• The positions of Denmark and Greece have been swapped in the list of letters starting the serial numbers, presumably because Υ (upsilon) is a letter of the Greek alphabet, while W is not.

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