So if you ever have a hosted family and you want to change the hosting you can use the copy monitor trick to turn it from a wall based or a floor based or a ceiling based to face based.
How to make a family a floor based elemetn.
This is a short excerpt from revit.
Convert a hosted family to face based or non hosted family.
Revit wall hosted family to face based family trick in past few day s i got some replies on this post that they are not able to copy the linked families this was a issue about family categories.
Next create a new family file from the appropriate template or open an existing family file similar to the one you wish to create and save as.
Review these template descriptions to decide which template to use for the family.
If you want to place the face based family somewhere other than a face in the properties palette deselect work plane based.
Tips tricks and troubleshooting by paul f.
The template serves as a building block containing the information that you need to start creating the family and that revit needs to place the family in projects.
Changing reference level of revit family instance can be painful especially if you do not want to move an element just change the reference.
Face based you can use almost anywhere use a reference plane to kind of simulate non hosted.
You just need to use model face based family template create parametrized or just any form of the void and load it to your project.
It is very easy to cut elements using face based families.
The choice of family template is important.
How to convert ceiling hosted family to face base family duration.
So if you ever have a hosted family and you want to change the hosting you can use the copy monitor trick to turn it from a wall based or a floor based or a ceiling based to face based.