English learners need captions. A good instructor speaks clearly and uses the built-in whiteboard feature to break down complex sentence diagrams.
Many courses focus on "real-world" usage rather than just rote memorization. Udemy - English Grammar
Before the digital education boom, improving your grammar meant hiring a private tutor (expensive) or enrolling in a night school (inconvenient). Udemy disrupted this model by offering "lifetime access" to expert instruction at a fraction of the cost. Here is why searching for is often the best first step for serious learners. English learners need captions