User blog comment:Spawny0908/Rockstar Announces Fan Appreciation Red Dead DLC (and it's FREE!!!)/@comment-82.39.135.33-20110623182213/@comment-2113545-20110624001003

He's saying go into a private game session so you can get all the XP when you do Pike's Basin. If someone joins you or is even in Pike's Basin they get some XP even if they didn't help. Go to a private room and you do have to worry about anyone else joining.