Officially,1 German Reichsmark (REM) = 0.52 Eurocents plus 60 % Premium.The German Reichsmark currency has an added value since the Government does not exist.The Reichsmark notes are now rare and premium legal German banknotes or old German money, thus carrying an high premium.Especially, the 1923 dated inflation Banknotes have an premium of 85 %.The inflation banknotes have higher denominations so it has more exchange value in Euros and other currencies.The banknotes were denominated from 1 to 500 Billion and are legal tenders with now as an collector's market cash value.The inflation banknotes or money are in high demand by Banks and Vendors as 1 single large banknote can do large business transactions.The real,genuine and original banknotes has Reichsmark ,The German imperial seal and violation of law for duplication in German language imprinted upon it.The Reichsmarks are acceptable worldwide and valid form of cash payment for credit ,goods and services.They are non-obsolete ,taxable and current real money due to past trades,capitalization,remonetization ,transition and comparable to Deutschemark to Euros and of very high numismatic value due to market capital growth and appreciation over German economic time period and tradeable in any currencies worldwide without any discrimination to its foreign exchange values.It will keep increasing in its numismatic value( historinically ) as it gets more older.