Exchange Rates always shuffle so quickly that you can not post them there will be some change in them , not much but enough to make some one wrong. So checking them is a good thing. Keeping close eye make every single.
That really tough one to answer. I would say that for being a successful in long term you have to invest & then forget that investment. when prices got at maximum when you should decide what to do. More over there are many better option that would be provided by persons present in forum more...
I was there in Chicago but I had not heard much good about bund traders it, That why I was not interested in bund traders . I really feel it demands time & more patience for the buyer & I don't have that .