I'm putting much time in writing blogs for you, and the most of them are for beginners, but another big topic is tactics, so if you are a more intermediate player, feel free to test your tactical skills in my puzzle collection Sometimes I'm writing troll posts, and pls just comment tips how to improve, or which puzzles you found best https://www.chess.com/blog/Wurstzug
Greetings, Wurstzug