Now, regarding the best barber-- firstly, there are three p's and the other tricks it does not necessarily start with no alphabet "p." The three p's are poetry, patience and accuracy and precision. Hairdressing is a feminine stuff.
There is poetry in it then. https://easybookmark.win/story.php?title=how-to-dye-private-personal-hair-simply-hairstyling-at-home