P: Trying to use other pedals with Snap Together board
S: Make a disclaimer clearly stating that standard guitar pedals won't work with board.
P: Electric circuits as a whole can be dangerous and can lead to injury
S: Include disclaimer on packaging that warns users of the dangers of misusing product.
P: Product may break if inadequate power supply is used.
S: Ensure that correct power supply is included with product, clearly state which is used, so user can replace if needed.