Most people recognize that you need to develop your minor pieces early in the game. It’s also common to develop knights before bishops as people try to control the center without bringing out their powerful bishops too early.
When people do develop their bishops it is very common to try and pin down a knight to either a king or queen (see the picture to the right as an example).
Although this isn’t always bad there are definitely times that you need to be aware of when you should not try to pin down a knight with your bishop.
Watch the video below for a detailed explanation along with multiple examples.