Thank you both for your answers,
Nick_Boyts:
I did, they mostly failed when it came to actually getting the elements from the revit file in their python scripts at the: << (FilteredElementCollector(doc).WhereElementIsNotElementType().OfCategory(builtInName[0]).ToElements()) >> part.
T_Pover:
Your node makes things easier but i’m not quite there yet. Great package btw, can’t wait to go thought it.
My problem remains my inability to collect some important elements from their categories ( Door tags, Wall tags, etc ) See gray group in graph.
Linked is my graph as it stand now. Dependencies: ClockWork, MEPover
Clash_of_Annotations_by_Location.dyn (43.9 KB)
EDIT: I upgraded to 1.3.2.2480 this morning, before writing this post