We wanted to buy the 29 secrets of Robert Kiyosaki...

We wanted to buy the 29 secrets of Robert Kiyosaki, it turns out that instead of being 3000 pesos, it costs 5000 we wanted to unsubscribe and it does not give you how, we sent mail and they do not respond, they did not send the invoice and the purchase was made without our consent. I hope it is solutions