trend analysis is not about "drawing a line". first learn how to observe these trends. knowledge about support and resistance points is a must in such cases. actually just find yourself a buch of articles about trendlines and go for it.
about proofs - well, anyone can attach a screen of a random chart, but does it even make any sense. I mean, there are plenty of tools you can use, so choose yours
Neither. You cannot quote a 2 year-old chart and then post a chart that shows action over two days in the past week. I think I am whining about TA differences. K, I shut up now.