Every IT vendor at the end of the project

If he left documentation how could he get more consulting hours?

If you could not stab me right in the soul, that'd be great.

I feel personally attacked

As much as MSPs and service contractors love billable hours, they love over-provisioning their employees more.

Every IT vendor developer at the end of the project

Devs do this for internal projects too. It's maddening.

I feel personally attacked and also the desire to attack others.

I leave documentation. Never helps. I still get baby's first IT questions.