Translation of embargar

Well, I must say that your picture makes me want to be in Los Angeles and California where I was raised. But I thought that your place was overlooking the Rodeo Drive and the city center.
It is called Facebook viral marketing. I'm 62 and it's somewhat mystifying, but my two boys are using it continuously. What I'm a bit afraid of is the personal information they send to everybody. It has no privacy.
Do you like Hamburg? I've never been there. Maybe I can visit it one day. I hope to hear from you and please write me in German, so that you will also learn it. Do not worry about mistakes.