You'd be renting the entire upstairs with a full bathroom & kitchen. The upstairs is separate and private from the downstairs. The downstairs is occasionally occupied by the owner. The upstairs has a separate entry from the downstairs. There are no shared spaces. Owner would be in a downstairs bedroom with it's own bathroom, kitchen & entrance. Owner will not be going upstairs. You'd never meet. The garage & driveway are for your exclusive use.