The 3 things I learned when I had my foundation repaired that shocked me: clay heave can lift slabs, not just sink them

https://mariojuzb788.fotosdefrases.com/3-critical-things-to-know-before-contacting-a-foundations-repair-near-me-specialist

The 3 things I learned when I had my foundation repaired that shocked me: clay heave can lift slabs, not just sink them, and root moisture removal can trigger upward movement.