Fair ball in flight striking the higher outfield wall at a point above the lower outfield wall and bounding over the lower outfield wall: Home Run.
Fair ball striking chain-link fence below yellow line along left field wall and rebounding onto playing field: In Play.
Fair ball going through or lodging in scoreboard in right field, either on bounce or in flight: Two Bases.
Fair ball in flight striking beyond yellow line on top front facing of out-of-town scoreboard in right field: Home Run.
Bounding ball striking fence above out-of-town scoreboard in right field: Out of Play.