Complete 20 story missions without switching to a new horse at a hitching post.

Use an Inhibitor for the first time.

Craft your first item.

Completed the game on Easy, Medium, or Hard difficulty

Completed "Moonlighting"

Completed "Election Campaign"

Completed "You Lucky ..."

Completed "Bon Appétit"

Completed "Visiting Rich People"

Completed "Omerta"

Found a 'Gangsters of the United States' cigarette card

Completed "Better Get Used to It"

Completed "Fair Play"