Translation of definitive in German

So she and I went to the food store to buy some lunch. However, the store had almost no food and one could pay in local currency or in US dollars. One could really see the country's poor economy.
We recently started a new free vocabulary and conjugation website, called Vocabulix (http://www.vocabulix.com). This free website targets people who are interested in learning foreign languages.
We have cut the description though, since it was too long. However, we would like to change the description again, by adding a geographic spot in it or telling the user that it is E-learning.