Even though you topped, some branches will grow taller than others. You wanna try to get all the branch tops even with each other.
This way youll get even light coverage when you start to flower, and the tops will stretch around the same heights.
-lst is just tieing branches down.
-pinching is just that: pinch the taller ones a few nodes down, and theyll slow em up a little.
-twisting is actually twisting a mid part of the taller branches also to slow em down.
-these are a few supercropping techniques