Translation of manipulativo

Some idiot copied it from there and inserted it into our vocabulary builder. He is allowed to do it as long as he indicates that sentences where taken from another source and are for self usage only.
Could you please read the following offers in a critical manner and confirm it before I will send it? I have also mentioned the warranty and the software in the offer, because it was requested by the customer.
I do not teach Spanish, but geography and history at a school here in Frankfurt. It is good to live for a year in another country. I would be glad to receive a picture of you.