For breach by the seller of any term of the contract, the buyer can sue for damages.
If warranties are breached, the buyer can sue for damages.
When a chimney collapsed, the buyer sued the valuer.
If banks sold bad securities, why haven't the buyers sued them?
A buyer may sue for a redhibitory action, claiming quanti minoris damages in the alternative.
"I heard of one case where a buyer is suing a broker because airplanes fly over the house and the broker never disclosed it."
"Some inspectors tend to include things in their reports because of fear that if something goes wrong, the buyer will turn around and sue them."
But defects can be masked, overlooked or not even show up until later, at which time the angry buyer may sue the seller.
The buyer sued for the return of the £100 purchase price.