The screen flops, creaks, or the case splits when you open it.
A stiff hinge that tore its mounts out of the plastic.
New hinges and reinforced mounts, or a new case.
It depends on the model and on what we find inside, so we quote each repair individually. The diagnosis fee depends on the device, and you approve the exact repair price before any repair starts. If it can't be fixed, you only pay the diagnosis.