Fit for purpose
Definition 1 of 1
Pro Tip 1/3Context Matters
The phrase can be used in technical, legal, and business settings to discuss whether something meets required standards. 
The inspector checked if the building was fit for purpose before issuing a safety certificate.
Pro Tip 2/3Evaluative Phrase
'Fit for purpose' is used to assess items' or strategies' effectiveness in fulfilling their intended function. 
We must ensure our disaster plan is fit for purpose to handle potential crises.
Pro Tip 3/3Negative Use
Often used to criticize something that fails to meet requirements or expectations, implying inadequacy. 
The emergency exit was not fit for purpose, needing immediate redesign.