Earlier quoted context omitted.
I definitely have those customers and although I am 100% CSR oriented to start, I end up snubbing them a few months in because they become so pushy.
I end up snubbing them a few months in because they become so pushy. You may not want to hear this, but you just answered your own original question: you lose interest because you don't care. I can't imagine "snubbing" anyone, much less my own customer. And I know lots of people that would give almost anything for a customer. You may not realize it now, but the "pushy" customers are the best ones, especially when you…
I definitely set unrealistic expectations for my customers, as identified below. In the past I've been bad about overpromising and then spreading our dev resources thin, which definitely contributes to this feeling that customers are pushy (because they don't get what we've promised).
This is something I've gotten better at recently, but still remains a major pain point: Keeping customers happy with the CURRENT featureset rather than promising new things.
I would say it's one of my greatest weaknesses.