From the blog "Conglomerate"
Conglomerate - How I Learned to Stop Worrying and Love the "Clean Save"
How I clean my saves after exchanging or updating mods or rebuilding merges.
I use static LOs, means plugin keep their place in LO from start to end for a given game. I call it LO consistency.
Needed tools:
Placeholders 2.0
Quote: "the included esm/esp files make NO changes to actual stuff in the game at all"
read the mod page for more us