Translation of bloke in Spanish

I would like to give you a proofreader's project. Proof reading sample sentences that were entered into the dictionary by our users. It is a very tough project and needs a lot of discipline and patience.
I have not received your contact request at MSN yet, but I will look it up tonight. My user name is the same as it is here. What it your user name there, also the same as on this website?
Your German is really great. But you really need to practice more. What do you mean exactly? I'm 70 years old and retired. I live in Hamburg in northern Germany. It is close to the sea.