Slab On Grade Construction Foundation Guys: 32 Y.o. FL House-slab On Grade-2000 Sq Ft-block Construction. House Is Sinking -Value :125K?

Foundation Guys: 32 y.o. FL house-slab on grade-2000 sq ft-block construction. House is sinking -Value :125K? - slab on grade construction

Co Ins. Engineering report said, not a pit of rotting rubbish
The policy covers only the well. Walls, floors, ceilings, cracks and water damage is evident
I'm going to rent.
What is the best plan?
Demolition and reconstruction of W / crawl space, an additional 2 'of the earth would not hurt
Houser lift into the cavity or concrete pillars
Voiids Fill with concrete slab and repair required
I am 100 'of water and 1 / 2 houses on this block or sump have a problem or question debris Certified Vacuum
Thanks in advance