I don't know how scientific this is, but I like to try to imagine the bollinger band path to visualize some of the possible paths a stock might travel. I don't use this for entry points or targets, but rather as a way to quickly see if the stock is moving in a way I'm expecting or against how I thought it would behave. I can tell if I'm being too bullish or not bullish enough.
Here's one I did for ZIOP
Here's one I did for ZIOP
