do puzzles, blitztactics.com, play longer games and think deep, memorize 15+ moves into your favorite openings, you really only need 3-5 to be a decent player,

do puzzles, blitztactics.com, play longer games and think deep, memorize 15+ moves into your favorite openings, you really only need 3-5 to be a decent player, e4, d4, c4, e.g. london, queen's gambit, king pawn, sicilian.