Translation of Geländer

I will put that one and the offending words. These words should not be optional, cause we need to know when a word is offending. Would it be helpful to have a counter, so you see how many words you translated?
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.
You need to call before you leave... When there is good weather outside all restaurants open outside and the people sit in the sun, eat and drink. The lake is also very romantic in the late night.