1) Sandra successfully argued common-law estoppel to prevent her neighbor from building a fence that encroached on her property.

2) The court applied common-law estoppel to prevent the plaintiff from asserting a claim that contradicted his previous statements.

3) The defendant raised common-law estoppel as a defense to avoid liability for breach of contract.

4) The landlord was estopped from claiming additional rent due to common-law estoppel arising from their previous agreement.

5) The court ruled in favor of the plaintiff based on common-law estoppel, preventing the defendant from denying their prior agreement.

6) The doctrine of common-law estoppel prevented the defendant from denying responsibility for the damages caused by their actions.

7) The terms of the partnership were enforced through common-law estoppel, preventing one partner from backing out of the agreement.

8) The defendant's conduct was found to trigger common-law estoppel, preventing them from benefiting from their own wrongdoing.

9) The court relied on common-law estoppel to hold the insurance company accountable for failing to honor its coverage obligations.

10) The plaintiff sought to invoke common-law estoppel to prevent the defendant from denying their legal obligations.