Sentence examples similar to when is this appropriate from inspiring English sources

So how much will this cost and when is the appropriate point if ACOs or bundled payments do not work for CMS to say "we need to try something different?" Does CMS even have a fallback position/plan?

When is the appropriate time to tip?

When is it appropriate to cheer?

"When is it appropriate to not cry, to not mourn.

When is it appropriate for women to dance on point?

When is an "appropriate" opportunity for feedback?

So when is it appropriate for CEOs to swear?

When is it appropriate to lie?

When is it appropriate to publicize athletes' private lives?

When is it appropriate for employees to call the police?

When is a Trust appropriate?