Thanks for the response @JaseBee -
Furthermore when editing in schedules some objects may not be editable due to being on a locked or hidden layer, save a view of the schedule with all relevant layers on and unlocked.
My schedule has all layers on and unlocked.
Any properties you create need to be available to the classification that the object is set too (in the properties manager), and the element needs to have a classification to have access to any properties (in the element settings).
Not positive if I'm following you here.
Here's the classification manager with the Plumbing classification and properties available:
Properties manager showing, for example, the Finish property:
I have the object's classification set to Plumbing:
Here's the schedule's Scheme settings:
And the resulting schedule for said object with none of the properties reflecting in the schedule: