Could anyone give me an idea of what is going on in in the bottom of an old 4 floor hotel I'm at street level looking at the road but the back is technically underground this cracking is all round the window frame of a bay window above the bay type window there is a wall lengh running crack at various leveles of widemess but small but my floor creaks aswell on the other side when I walk over is this a moisture problem asking cause of the mold even if it doesnt seem to be getting worse it's still there..