I'd use it if you think he isn't being forthcoming and honest. If he isn't doing what you need him to do or if you aren't sure what you want.
If you feel he is committed to R then I wouldn't do the 180 but make sure you are watching his actions, not his words.
TT for 6 months
Unremorseful for 3.5 years
Delay is the deadliest form of denial. - C. Northcote Parkinson
Your standards aren't up for negotiation just because he/she can't meet them.