It takes me about 3 years of working closely with someone before I can give them useful feedback. And when I want to give someone feedback, I take them out for

It takes me about 3 years of working closely with someone before I can give them useful feedback. And when I want to give someone feedback, I take them out for a walk or go get coffee with them and ask them if they're willing to take some feedback from me. Don't expect too much from your official performance reviews, especially in terms of actionable feedback. However, sometimes reviews can teach you that the way others perceive your value to the team/company might be very different from your own beliefs of what you think you're good at.