This addon helps select backface polygons without enabling XRAY or Wireframe mode.
You will spend lesst time clicking for using this operations.
If you worked in modo you probably noticed how cool is that - to select front faces with LMB and backfaces with RMB! That’s why this addon exist.
There are two modes - Rectangle Selection and Lasso. You can switch between them just by clicking on the button in menu
You yourself need to install hotkeys. I use the keyboard layout of maya so I can not get
what hotkey you need
id - view3d.occlusion_macro
For 2.8 - Border Occlude