Pub profiting from seeking a deal (10)

I believe the answer is:

bargaining

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'seeking a deal' is the definition.
The answer and definition can be both to do with ownership as well as being present participle verbs.
Perhaps you can see an association between them that I can't see?

'pub profiting' is the wordplay.
'pub' becomes 'bar' (both are drinking establishments).
'profiting' becomes 'gaining' ('gain' can be a synonym of 'profit').
'bar'+'gaining'='BARGAINING'

'from' acts as a link.

Can you help me to learn more?

(Other definitions for bargaining that I've seen before include "Haggling" , "See 8" .)

I've seen this clue in The Times.

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