1. Illinois (or, more precisely, nothing in your post suggests a California court would have personal jurisdiction over her).
2. Personally or by substituted service.
One would assume he wouldn't be dumb enough to tell woman #2 that he had previously given it to woman #1.
2. Personally or by substituted service.
If you can't return it, what would you do with it? Are you planning to give it to another woman? (As a woman I say eww..)
One would assume he wouldn't be dumb enough to tell woman #2 that he had previously given it to woman #1.