My Vanacore home by Vanacore homes Florida Concrete driveway bubbles why?

Please comment on why my driveway hisses and bubbles. The concrete driveway was done on April 1st 2011 by Vanacore Homes in Palm Coast florida, concrete supplied by Prestige Concrete products and finished by Platium Concrete. www.myvanacorehome.com This video is from a home owner who bought a home from Vanacore homes. The mentioned website and video is owned and operated by the home purchaser not the builder.

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