I think you are worrying about it too much. Just be yourself. If you are doing interesting things, then other people will want to talk with you. If you aren't,

I think you are worrying about it too much. Just be yourself. If you are doing interesting things, then other people will want to talk with you. If you aren't, they won't. You can be personable and likable, and they might talk with you, and maybe you'll get an in somewhere, but if you aren't aiming for anything in particular, what difference will it make?