What are the lessons to learn how to make psd site layouts?

Question

User interface

Hello. I type, draw in illustrator, but in Photoshop I don’t know how to do anything at all. What are the best lessons to learn how to draw PSD layouts for themeforest?
What quality lessons "from scratch" would you recommend? (Preferably, in Russian, but not critical)
PS I tried to search - 95% of the video was authored by burry schoolchildren who do not inspire confidence. We need something suitable, I ask for advice, who studied what himself. Thank you.

Answer 1

No need to look for video tutorials.
Download good, well-designed layouts and analyze their structure. Construction of elements, interaction of colors, etc.
Over time, you will comprehend the Zen in layout design)

Answer 2

The best guide with 0 from what I met - photoshopetiquette.com
In Russian - awdee.ru/ilovepsd

Answer 3

Check Tutsplus! There are enough of them to understand the process of website layout.