Truecalia

Truecalia is an application that cheap train tickets and AVE in Spain (with discounts up to 85%). It also helps recover money from a ticket, if finally you can not use you can sell it and get your money back.

Another option is to sign up or create and configure tables AVE and get in this way the discount up to 60% Renfe offers the same (joining 4 people sharing a table AVE, 60% in the price is discounted each ticket).
With truecalia you can also create free alerts that notify you when someone put on sale a ticket that interests you.
 
Truecalia (www.truecalia.com) was founded in 2011 as the first site in Spain dedicated to buying and selling train tickets between individuals. Now with the implementation, we facilitate further use of our services.
 
The main rule, both the Web and the application is lucrase ban the sale of tickets. The sale price may not exceed the price you initially paid for the ticket.

With truecalia all win, about recovering the price they paid for their ticket and others getting tickets at very cheap prices.