Have you ever bought things on the Net? Yes I buy all my tickets, the plane , the trian and the bus. You know by RENFE if you buy the tickers on the net is cheaper that buy it in the station.
I just arrived to travel and the air company buy a ticket on the Net, but you don't have a ticket, we you arrives to the airport to board you don't have nothing always your identity card or your passaport.
Do you like buying over the Net? Yes, but sometimes I'm worried by the safety.
What good shopping sites on the Net do you Know? Caprabo, El corte Ingles, ALcampo, Mercadona, etc.
Where can you find books in English? I don't know.