Resons are written on the chart!
If you have any question feel free to ask!
I agree with you, but it depends on your trading style (if you are conservative or agressive).
Just to comment, we use the top down approach to mark critical points of the current price.
After that, we go to lower timeframes (D1, H4, H1, even M5) to find a confirmation.
In this case the confirmation is already on H4 chart: a higher low and the cross of EMAS 12, 36