New function for fence!

Hello and sorry my english not good but i try to explain what i wanna see in some next update or sometime if it possible.  I have 2 monitors and wanna make same fence windows mirror to second monitor but there no function Link from another fance window, i shoud make shortcut from other fance windows make fance window on second monitor and drag this shortcut's in this. So woud be good if you can create fance window and link this window to other fance window.