Some vendors have them, some don't. When done correctly they can be a powerful force for both the vendor and the partners. When done poorly, or for the wrong reasons, they can be an absolute waste of time, and actually damage relationships. If you have an Advisory Council, or are considering implementing one, this article may be of interest.
As Channel Managers, we make commitments all the time. What defines us however, is how well we keep the commitments we make. From the mundane "I'll get back to you" to the implementation and execution of strategies, your partners will notice when you keep and break your commitments. No pressure, but this will play a big part in how you are perceived as a Channel Manager.
Contact sheets sound boring. Any competent channel manager will always have updated contact sheets ready and laminated for handing out at partners. But do you have the two other contact sheets, and how often do you update them?