We do get strange request sometimes. I had to turn off displays on 6408D+ sets a while back. Agents were looking at the CID to see if they would answer the calls or not.
Even Terry would has had his hands full with this bunch ..
Other than whats been mentioned, you may be able to remove the face plate off the phone and just remove the button.
When is the last time you helped someone, just because you were able to?
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