complaint ***
consumer complaint
customer complaint

In his first full year as general manager, customer complaints went down 40 percent.

This problem has been around for far too long and they did nothing despite constant customer complaints.

Under the new rules, members must report written customer complaints each quarter to the association.

And that may not be enough to offset growing customer complaints.

Moreover, the states respond to all customer complaints, no matter how small.

But United rated the worst in the number of customer complaints.

From then on, I always listened to customer complaints and treated them all as real.

We have offices around the country that will receive customer complaints.

The companies themselves seem to vary in their approaches to customer complaints about service.

The ad drew customer complaints and was immediately taken off the air, a person involved in the matter said.