Translation of request in Spanish

I thought it would have been nice to meet each other in person. Do you prefer to teach adults or children? Of course, I want to learn more English and I can help you to learn more German.
The books had cost only two or three dollars, cheap even for second hand books and after buying them I discovered that these were actually copied books and not used books. It was too late.
The town on the other side of the border is called Arica. You immediately see the difference to Peru. Fast food chains, brand names and modern stores appear all over the city.