Most likely not. Usually, such works are products of the author's imagination. There's no indication that 'Fall' is rooted in reality. Maybe some elements might draw inspiration from common experiences, but not a full-fledged real story.
I don't think so. 'Fall' is likely to be a product of the author's fictional thinking. Though it could have some common themes or emotions that people can relate to in real life, it doesn't mean it's based on a real story.
There are elements that suggest it has roots in real - world concepts. Poe was influenced by the concept of the decline of noble families. The crumbling house in the story can be seen as a metaphor for the crumbling of a family's legacy, which was a real - life phenomenon in the context of the changing social and economic landscapes of his time.
Yes, it is. Poe was inspired by real - life elements. The decay and gloom in the story might be influenced by his own experiences with dilapidated buildings and a sense of melancholy. Also, his views on family decline could be related to some families he knew or observed.