If you want to change the point at which check-in occurs, you can:

Note: It is possible to modify workflows so that solutions are checked in at every state change.

Example: Checking in Draft Solutions

By default, agents working in Service Center cannot access new solutions in draft status by solution ID. However, it might be useful to allow agents to search for draft solutions. This allows agents to find and reference new, critical issues, or “hot” solutions before the solution has been formally reviewed. By default, the draft status is not checked in.