poster – Desktop-Mobile Presentation Change Framework

Looking for a set of tools / framework of ~ 5+ different concepts on how the placement of content needs to be changed between desktop and mobile screens.

It was called something like "The 5R's of X", which spelled out these concepts, all starting with the letter R.

  • Rearrange: "The desktop show displays the content as [A, B], in the mobile show as [B, A] because of reasons. "
  • Rearrange: …?
  • Redistribution?: …?

I googled in vain, someone recognized something like that?