CAD Mirror Command

The Mirror (MI) command is used to create mirror copies of selected objects and remains one of the least used commands for years.

What is Current Layer and Current Style in CAD and how to switch between them?

Layer is an important concept in CAD and to better understand layer and the related concepts such as current layer. The CAD program has not only current layer, but also current color, current linetype, current text style, current dimension style, current table style, etc.