You spent a significant portion of your life traveling with a halfling caravan, wheeling and dealing with people from all kinds of worlds, social strata, and moral inclinations. You become trained in
Diplomacy. If you would automatically become trained in Diplomacy (from your background or class, for example), you instead become trained in a skill of your choice. You gain the
Bargain Hunter feat and a +1 status bonus to Diplomacy checks to
Earn Income.