It can be challenging to get an accurate cast in tight quarters of small streams when shroud and surrounded by grass, bush, or trees. Then the trout feigns interest at your dry fly a couple of times: it has been caught before. 3 rises in an hour. You know the lie by paying attention to seams and glare lines, but it’s not going to swing too far left or right, and it obviously isn’t coming up for a small dry nor will it touch your larger dry. Bugger. Time for a dropper. But can you place that dry-dropper in that specific seam without spooking it? Here’s what you need to think through.