I am an international grandmaster. World Champion 2017 for amateurs under 2400: https://amateurchess.com/aco-world-amateur-chess-championship-kos-2017/ One lesson is 25$ per hour (PayPal, MoneyGram, Western Union). I give chess lessons by Skype in English and Russian. My highest rating is 2505. My lessons include analysis games, learning openings and endgames, improving calculation and positional understanding, training games, preparation for the games etc. I can show you any opening variations.