How to piss off a customer

When it comes to customer service, the biggest sin you can commit is to not resolve a complaint after the first phone call. (Unless you’re an insurance company — they operate under a different set of rules. But I’m not angry with them today).

I am upset with two companies right now. And as hard as I’m trying to resist, I think I’m going to name names (I’ve already concluded, back in December, that they don’t like me).