If you plan to make money from your fiction (and hope to keep it)...
...keep real people (or dead people with thriving estates) out of your fiction. If you never intend to publish, then don't worry about it.
Off Topic » in reply to Using real names in fiction- what are he rules?
...keep real people (or dead people with thriving estates) out of your fiction. If you never intend to publish, then don't worry about it.