I feel like we are in utter, complete agreement. At least for the first two paragraphs. As for the third.. Is making payment conditional on the service provide

I feel like we are in utter, complete agreement. At least for the first two paragraphs. As for the third.. Is making payment conditional on the service provided, weird? I'm not sure how else you're supposed to negotiate. "Here are my demands, but if you don't meet them I'll pay anyway."