Normally the offer is written contingent on the bank giving approval. As long as the approval has not come then it is still a contingent contract and you can walk away and get back your money. Your agent should be advising you of all this.... more
They vary. A townhome or condo is approximately 275 -325. And a single family is 325-350. That is for your basic inspection. If you wanted to test for radon, lead based paint, etc., extra charges apply.
Hope that helps,