There’s been some reports around the web about people having their gmail accounts disabled, getting bad customer support from google, etc etc.
So, after reading all that, you’ve decided you really want a service-level agreement for your gmail, and priority phone support? Pay for it.
Google apps premier edition costs 50 dollars (40 euros) a year. Besides some additional features, it comes with priority email support, a dedicated priority support phone number, and a 99.9% uptime guarantee.
While in this day and age 99.9% is not exactly impressive, at just over $4/month it is pretty cheap.