They mean business.
It's capture or kill.

They're rating us as pirates." "Very well.

Anything really important ?" "Nothing else, sir." "Keep me informed, if any real news comes in.

But don't disturb me with trifles!" The Master hung up the receiver, sat back in his chair and stretched his long, powerful legs under the desk.

He set both elbows on the arms of the chair, joined his finger-tips and sank his lips upon them.
"I'd better be rigging that vibratory apparatus before long," he reflected.