Col, like picking fruit of a tree, unless your tree dies on you, then you are waiting for fruit that never ripens.
I have seen companies go Bankrupt out of the blue overnight, coal mines catch on fire etc, no such thing as a certainty when it comes to shares, the DOW is at 14000 which is crazy, if it falls over SAR will be sitting in the mid 20's...if its lucky.
DYOR, I make wild guesses.