Boomstick single sided pcb questions

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Hi. I've posted a question here about the mods that somebody posted a while back. Can anyone offer me the advice I need so I can get this built with the mods.

http://www.madbeanpedals.com/forum/index.php?topic=2485.0

Sorry to start a new thread but I feared my plea for help would be missed in the mods folder.