Tricks of the trade
Meaning: methods that help you to do a job better or faster, special skills and knowledge associated with any trade or profession. (*Typically: know ~; learn ~; show someone ~; teach someone ~.)
Example: I know a few tricks of the trade that make things easier. I learned the tricks of the trade from my uncle. Journalists have to learn the tricks of the trade quickly if they want to get the good stories.
Выучи грамотный разговорный английский до уверенного владения всего за 9 месяцев по системе естественного усвоения иностранных языков. Жми!
Example: I know a few tricks of the trade that make things easier. I learned the tricks of the trade from my uncle. Journalists have to learn the tricks of the trade quickly if they want to get the good stories.