General term for how something is done; neutral and widely used in everyday speech.
Let's think of a more efficient way.
彼のやり方はいつも丁寧だ。
His manner of doing things is always polite.
The teacher taught me how to cook.
I decided to change the way I do my job.
The newcomer followed his senior's method.
You failed because your approach was bad.
It took time to learn how to use the new machine.