Lightning Design Jams: the exercise that will solve all of your problems
OKR is a goal setting methodology that is designed to push teams beyond their comfort zone. All teams can do OKRs – not just leadership teams!
Expert reviews involve the analysis of a design by a UX expert with the goal of identifying usability problems and strengths.
Jakob Nielsen's 10 general principles for interaction design. They are called "heuristics" because they are broad rules of thumb and not specific usability guidelines.