I'm in agreement that you should either get a structural engineer to evaluate the foundation or simply move on and find a different home. Know that it's important to purchase a home with "good bones" so that there are no structural problems down the road.
Good luck to you!
Prudential Connecticut Realty
There are so many homes on the market at reasonable prices without foundation problems.
Please let me know your price range and what you are looking for and I can send you a current active list of available homes.
Phil Rotondo, Realtor
ERA Showcase Properties and Investments
Palm Bay / Melbourne