Button 1 -- Billboard Artwork -- gasoline
Button 2 -- Billboard Artwork -- uuu891UUu891
This leads to [http://www.themailstrom.com/gasoline_UUu891.htm this page], which is a thread between a mother and representatives at the Bureau of Morality regarding access to her child.
Other information has been foundHere is the complete list of buttons. New finds are highlighted. {| border="1" style="border: solid 1px #cccccc; border-collapse: collapse; width:100%" | |-style="background-color: #e0e0e0; font-weight: bold"| Button 3 Detail || Wreckage || Shard|-style="background-color: #ffffff"| Robot Head (wreckage) / Molotov Cocktail held by robot (shard) || gasoline || UUu891|- | AIR Flag -- (<strong>more detail on appearance, please!</strong>) || sickle|| <em>not seen</em> Button 4 -|- | SPEAKTRUTH -- || <em>not seen</em> || I682fg <em>or </em> L682fg <em>or </em> 1682fgHowever|-| YOU HAVE A VOICE || spore || <em>not seen</em>|-| YOU WILL BE HEARD || bitter || <em>not seen</em>|-| Police Baton || <em>not seen</em> || blE34c <em>or</em> b1E34c <em>or</em> biE34c|-| <em>something to do with police on billboard</em> || <em>not seen</em> || <em>not seen</em>|-style="background-color: #f0f0f0"| AIR Flag (from mural, no matches have been found yet. Probably other buttons found in the future will lead to <strong>more combinations.detail on appearance, please!</strong>) || tumbrel || AD44Us|-style="background-color: #f0f0f0"| AIR Flag (white on black) || <em>not seen</em> || vC99IT|-style="background-color: #f0f0f0"| AIR Flag (red on white) || infarction || <em>not seen</em>|}
References found [http://www.echoingthesound.org/phpbbx/viewtopic.php?p=881760#881760 here] and [http://www.echoingthesound.org/phpbbx/viewtopic.php?p=882024#882024 here].