Ready for business? (4,4)
'ready for business' is the definition.
The definition suggests a singular noun which matches the answer.
This is all the clue.
Can you help me to learn more?
(Other definitions for cash flow that I've seen before include "A must for solvent businesses" , "liquidity issue?" , "Movement of rhino" , "Movement of money" , "Ins and outs of money" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">ready for business</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for open that I've seen before include "still in debate" , "'Frank, not secret (4)'" , "Not shut or secret" , "Unenclosed" , "Frank; unfold" .)