Translation of unethical in Spanish

OK, I've understood the overall picture. I'm a little doubtful about how to detect the copyright issues, but I guess it's better to talk again after I received the first excel sheet. It is alright, I am seeing it as an extra measure.
I would gladly be your friend, but I must admit that I have little time for learning because of my work. Maybe we can talk now and see how it goes. If it goes well I can return home earlier.
You're a nice person and you are very talented. That is great. Thank you so much for your response, it's nice to become friends. Well, I'll tell you more about me but not today, soon ...