How to dispose of vacant houses through the Land Inheritance Return System? Explaining building demolition, costs, and conditions

I want to know if the government can take over an inherited vacant house. I am wondering if I can use the Land Inheritance ...

If I renounce my inheritance, how much can I touch the items in my parents' house?

While proceeding with the procedures for renouncing my father's inheritance, there was one other thing that was bothering me.The items my father used are still left exactly as they were in my parents' ...