What should an IT Support Service Provider cover?

The services need to be provided within a simple framework covering these areas.

Service Level ManagementThe services have to have some kind of measurable framework so you can make an objective judgement about quality
Financial ManagementYou need to have the right information so that you can make judgements about the returns you are getting on your IT investment
Incident AvoidancePro-active monitoring is very important to make sure you avoid as much disruption as possible.  Two-way communication is also critical in these areas:
* Marketing
* Change Management
* Configuration Management
* Release Management
* Capacity Management
* Availability Management
Incident ManagementIf something does happen you need to be kept informed about progress towards a resolution along with constructive workarounds in the short-term
Problem ManagementYou need regular updates and access to status information so that you can monitor progress on problem resolution in a way that makes sense to you